diff --git a/README.md b/README.md
index e91b1be..37e8c1f 100644
--- a/README.md
+++ b/README.md
@@ -2,27 +2,34 @@
 
 ## What is this?
 
-This repository contains an XSLT file that will translate [NISO NLM or JATS](http://jats.nlm.nih.gov/versions.html)
-to [CrossRef Deposit XML](http://help.crossref.org/deposit_schema).
+This repository contains an XSLT file that will translate [NISO NLM or JATS](https://jats.nlm.nih.gov/versions.html)
+to [CrossRef Deposit XML](https://support.crossref.org/hc/en-us/articles/215577783-Creating-content-registration-XML).
+
+See <https://support.crossref.org/hc/en-us/articles/214169866> for the current official XSLT stylesheet.
+
+Direct link to current version of stylesheet:
+[`nlm-jats-crossref.xslt`](http://info.semprag.org/jats-crossref-xslt/nlm-jats-crossref.xslt)
+
 
 ## How do I use this?
 
-Either use CrossRef's [Web Deposit Form](http://www.crossref.org/webDeposit/) to deposit NISO NLM or JATS manually
-or build the XSLT into a CrossRef deposit process using JAXP or your favourite language's XML and XSLT processing library.
+Either use CrossRef's [Web Deposit Form](https://www.crossref.org/webDeposit/) to deposit NISO NLM or JATS manually
+or build the XSLT into a CrossRef deposit process using JAXP or your favorite language's XML and XSLT processing library.
 
-A commandline XSLT processor can be used for diagnositc and experimental purposes:
+A command line XSLT processor can be used for diagnostic and experimental purposes:
+
+- [Xalan Java](http://xml.apache.org/xalan-j/commandline.html)
+- [xsltproc](http://xmlsoft.org/XSLT/xsltproc.html)
 
-- http://xml.apache.org/xalan-j/commandline.html
-- http://xmlsoft.org/XSLT/xsltproc.html
 
 ## Supported NLM / JATS Versions
 
-Currently the following NLM and JATS [versions](http://jats.nlm.nih.gov/versions.html) are supported:
+Currently the following NLM and JATS [versions](https://jats.nlm.nih.gov/versions.html) are supported:
 
-| Version  | Notes   |
-|----------|---------|
-| [NLM 2.3](http://dtd.nlm.nih.gov/2.3/) |         |
-| [NLM 3.0](http://dtd.nlm.nih.gov/3.0/) |         |
+| Version                                  | Notes   |
+|------------------------------------------|---------|
+| [NLM 2.3](http://dtd.nlm.nih.gov/2.3/)   |         |
+| [NLM 3.0](http://dtd.nlm.nih.gov/3.0/)   |         |
 | [JATS 1.0](http://jats.nlm.nih.gov/1.0/) |         |
 
 
@@ -34,6 +41,7 @@ Currently the following NLM and JATS [versions](http://jats.nlm.nih.gov/versions
 
 ###  Identifiers
 
+
 ## Contributing
 
 CrossRef welcomes contributions to enhance this XSLT. Please make a pull request to contribute.
diff --git a/nlm-jats-crossref.xslt b/nlm-jats-crossref.xslt
index e190ebe..837c148 100644
--- a/nlm-jats-crossref.xslt
+++ b/nlm-jats-crossref.xslt
@@ -1,554 +1,461 @@
-<?xml version="1.0"?>
-<!-- Originally created by Aptara, Technology Group  -->
-<!-- Revised by CrossRef to accomodate NISO JATS 1.0  -->
-
-<xsl:stylesheet version="2.0"
-                xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
-                xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
-                xmlns:xs="http://www.w3.org/2001/XMLSchema" 
-				xmlns="http://www.crossref.org/schema/4.3.1"
-				xmlns:xsldoc="http://www.bacman.net/XSLdoc" 
-				xmlns:xlink="http://www.w3.org/1999/xlink"
-				exclude-result-prefixes="xsldoc">
-
-<xsl:output method="xml" 
-            indent="yes" 
-            encoding="UTF-8"/>
-
-<xsl:variable name="date" select="adjust-date-to-timezone(current-date(), ())"/>
-<xsl:variable name="time" select="adjust-time-to-timezone(current-time(), ())"/>
-<xsl:variable name="tempdatetime" select="concat($date,'',$time)"/>
-<xsl:variable name="datetime" select="translate($tempdatetime,':-.','')"/>
-
-<!-- ========================================================================== -->
-<!-- Root Element                                                               -->
-<!-- ========================================================================== -->
-<xsl:template match="/">
-	<xsl:choose>
-		<xsl:when test="article">
-			<doi_batch version="4.3.1">
-				<xsl:attribute name="xsi:schemaLocation">http://www.crossref.org/schema/4.3.1 
-					http://www.crossref.org/schema/deposit/crossref4.3.1.xsd</xsl:attribute>
-				<head>
-					<xsl:apply-templates select="//front"/>
-
-				</head>
-				<body>
-					<journal>
-						<xsl:apply-templates select="//journal-meta"/>
-						<xsl:if test="//pub-date|//article-meta/volume|//article-meta/issue">
-							<journal_issue>
-								<xsl:apply-templates select="//pub-date"/>
-								<xsl:apply-templates select="//article-meta/volume"/>
-								<xsl:apply-templates select="//article-meta/issue"/>
-							</journal_issue>
-						</xsl:if>
-						<xsl:apply-templates select="//article-meta/title-group"/>
-					</journal>
-				</body>
-			</doi_batch>
-		</xsl:when>
-		<xsl:otherwise>
-			<xsl:message terminate="yes"/>
-		</xsl:otherwise>
-	</xsl:choose>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Front Matter Element                                                       -->
-<!-- ========================================================================== -->
-<xsl:template match="front">
-	<doi_batch_id>
-		<xsl:choose>
-			<xsl:when test="article-meta/article-id[@pub-id-type='art-access-id']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='art-access-id']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='publisher-id']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='publisher-id']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='doi']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='doi']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='medline']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='medline']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='pii']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='pii']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='sici']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='sici']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='pmid']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='pmid']"/>
-			</xsl:when>
-			<xsl:when test="article-meta/article-id[@pub-id-type='other']">
-				<xsl:apply-templates select="article-meta/article-id[@pub-id-type='other']"/>
-			</xsl:when>
-			<xsl:otherwise>
-				<xsl:comment>No article-id has been entered by user</xsl:comment>
-			</xsl:otherwise>
-		</xsl:choose>
-	</doi_batch_id>
-	<timestamp>
-		<xsl:value-of select="$datetime"/>
-	</timestamp>
-	<depositor>
-		<name>
-			<xsl:choose>
-				<xsl:when test="//journal-meta/publisher">
-					<xsl:apply-templates select="//journal-meta/publisher/publisher-name"/>
-				</xsl:when>
-				<xsl:otherwise>
-					<xsl:comment>Publisher's Name not found in the input file</xsl:comment>
-				</xsl:otherwise>
-			</xsl:choose>
-		</name>
-		<!--there is no appropriate place in NLM/JATS XML for a CrossRef deposit email, this will be added during processing (method TBD)-->
-		<email_address>TBD</email_address>
-	</depositor>
-	<registrant>
-		<xsl:choose>
-			<xsl:when test="//journal-meta/publisher">
-				<xsl:apply-templates select="//journal-meta/publisher/publisher-name"/>
-			</xsl:when>
-			<xsl:otherwise>
-				<xsl:comment>Publisher's name not found in the input file</xsl:comment>
-			</xsl:otherwise>
-		</xsl:choose>
-	</registrant>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Journal Metadata Element                                                   -->
-<!-- ========================================================================== -->
-<xsl:template match="journal-meta">
-	<journal_metadata language="en">
-		<xsl:choose>
-			<xsl:when test="journal-title-group/journal-title">
-				<full_title>
-					<xsl:value-of select="journal-title-group/journal-title"/>
-				</full_title>
-			</xsl:when>
-			<xsl:when test="journal-title">
-				<full_title>
-					<xsl:value-of select="journal-title"/>
-				</full_title>
-			</xsl:when>
-			<xsl:otherwise>
-				<full_title>
-					<xsl:message terminate="yes">Journal full title is not available in the Input file</xsl:message>
-				</full_title>
-			</xsl:otherwise>
-		</xsl:choose>
-		<xsl:choose>
-			<xsl:when test="abbrev-journal-title">
-				<abbrev_title>
-					<xsl:value-of select="abbrev-journal-title"/>
-				</abbrev_title>
-			</xsl:when>
-		</xsl:choose>
-		<xsl:choose>
-			<xsl:when test="issn">
-				<xsl:apply-templates select="issn"/>
-			</xsl:when>
-			<xsl:otherwise>
-				<xsl:message terminate="yes">ISSN is not available in the Input file</xsl:message>
-			</xsl:otherwise>
-		</xsl:choose>
-		<xsl:if test="../article-meta/article-id[@pub-id-type='coden']">
-			<coden>
-				<xsl:value-of select="../article-meta/article-id[@pub-id-type='coden']"/>
-			</coden>
-		</xsl:if>
-	</journal_metadata>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- ISSN                                                                       -->
-<!-- ========================================================================== -->
-<xsl:template match="issn">
-	<xsl:if test="@pub-type='ppub'">
-		<issn media_type="print">
-			<xsl:apply-templates/>
-		</issn>
-	</xsl:if>
-	<xsl:if test="@pub-type='epub' or @pub-type='epub-ppub'">
-		<issn media_type="electronic">
-			<xsl:apply-templates/>
-		</issn>
-	</xsl:if>
-	<xsl:if test="not(@pub-type)">
-		<issn media_type="print">
-			<xsl:apply-templates/>
-		</issn>
-	</xsl:if>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Publication Date                                                           -->
-<!-- ========================================================================== -->
-<xsl:template match="pub-date">
-	<xsl:if test="@pub-type='ppub'">
-		<publication_date media_type="print">
-			<xsl:if test="month">
-				<month>
-					<xsl:apply-templates select="month"/>
-				</month>
-			</xsl:if>
-			<xsl:if test="day">
-				<day>
-					<xsl:apply-templates select="day"/>
-				</day>
-			</xsl:if>
-			<year>
-				<xsl:apply-templates select="year"/>
-			</year>
-		</publication_date>
-	</xsl:if>
-	<xsl:if test="@pub-type='epub' or @pub-type='epub-ppub'">
-		<publication_date media_type="online">
-			<xsl:if test="month">
-				<month>
-					<xsl:apply-templates select="month"/>
-				</month>
-			</xsl:if>
-			<xsl:if test="day">
-				<day>
-					<xsl:apply-templates select="day"/>
-				</day>
-			</xsl:if>
-			<year>
-				<xsl:apply-templates select="year"/>
-			</year>
-		</publication_date>
-	</xsl:if>
-	<xsl:if test="not(@pub-type)">
-		<publication_date media_type="print">
-			<xsl:if test="month">
-				<month>
-					<xsl:apply-templates select="month"/>
-				</month>
-			</xsl:if>
-			<xsl:if test="day">
-				<day>
-					<xsl:apply-templates select="day"/>
-				</day>
-			</xsl:if>
-			<year>
-				<xsl:apply-templates select="year"/>
-			</year>
-		</publication_date>
-	</xsl:if>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Volume/Issue                                                               -->
-<!-- ========================================================================== -->
-<xsl:template match="//article-meta/volume">
-	<journal_volume>
-		<volume>
-			<xsl:apply-templates/>
-		</volume>
-	</journal_volume>
-</xsl:template>
-
-<xsl:template match="//article-meta/issue">
-	<issue>
-		<xsl:apply-templates/>
-	</issue>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Title Group                                                                -->
-<!-- ========================================================================== -->
-<xsl:template match="//article-meta/title-group">
-	<journal_article publication_type="full_text">
-		<titles>
-			<title>
-				<xsl:apply-templates select="article-title"/>
-			</title>
-		</titles>
-		<xsl:if test="//article-meta/contrib-group">
-			<xsl:apply-templates select="../contrib-group"/>
-		</xsl:if>
-		<xsl:apply-templates select="//pub-date"/>
-		<xsl:if test="//article-meta/fpage|//article-meta/lpage">
-			<xsl:apply-templates select="//article-meta/fpage|//article-meta/lpage"/>
-		</xsl:if>
-		<xsl:if test="//article-id[@pub-id-type='doi']|//article-id[@pub-id-type='pii']|//article-id[@pub-id-type='sici']">
-			<xsl:call-template name="publisher-item"/>
-		</xsl:if>
-		<doi_data>
-			<doi>
-				<xsl:choose>
-					<xsl:when test="//article-meta/article-id[@pub-id-type='doi']">
-						<xsl:apply-templates select="//article-meta/article-id[@pub-id-type='doi']"/>
-					</xsl:when>
-					<xsl:otherwise>
-						<xsl:message terminate="yes">DOI entry is not available in the Input/Meta file(s)</xsl:message>
-					</xsl:otherwise>
-				</xsl:choose>
-			</doi>
-			<timestamp>
-				<xsl:value-of select="$datetime"/>
-			</timestamp>
-			<resource>
-				<xsl:choose>
-					<xsl:when test="//article-meta/self-uri/@xlink:href">
-						<xsl:apply-templates select="//article-meta/self-uri/@xlink:href"/>
-					</xsl:when>
-					<xsl:otherwise>
-						<xsl:comment>No Resource entry has been entered by the user</xsl:comment>
-					</xsl:otherwise>
-				</xsl:choose>
-			</resource>
-		</doi_data>
-		<xsl:apply-templates select="//back/ref-list"/>
-	</journal_article>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Article Contributors                                                       -->
-<!-- ========================================================================== -->
-<xsl:template match="//article-meta/contrib-group">
-	<contributors>
-		<xsl:apply-templates select="contrib"/>
-	</contributors>
-</xsl:template>
-
-<xsl:template match="contrib">
-	<xsl:if test="position()=1">
-		<person_name sequence="first" contributor_role="author">
-			<xsl:apply-templates select="name"/>
-			<xsl:if test="xref[@ref-type='aff' and @rid]">
-				<xsl:call-template name="multi-ref">
-					<xsl:with-param name="tokens" select="xref[@ref-type='aff']/@rid"/>
-				</xsl:call-template>
-			</xsl:if>
-		</person_name>
-	</xsl:if>
-	<xsl:if test="position()&gt;1">
-		<person_name sequence="additional" contributor_role="author">
-			<xsl:apply-templates select="name"/>
-			<xsl:if test="xref[@ref-type='aff' and @rid]">
-				<xsl:call-template name="multi-ref">
-					<xsl:with-param name="tokens" select="xref[@ref-type='aff']/@rid"/>
-				</xsl:call-template>
-			</xsl:if>
-		</person_name>
-	</xsl:if>
-</xsl:template>
-
-<xsl:template match="contrib-group/contrib/name">
-	<xsl:if test="given-names">
-		<given_name>
-			<xsl:apply-templates select="given-names"/>
-		</given_name>
-	</xsl:if>
-	<surname>
-		<xsl:apply-templates select="surname"/>
-	</surname>
-	<xsl:if test="suffix">
-		<suffix>
-			<xsl:apply-templates select="suffix"/>
-		</suffix>
-	</xsl:if>
-</xsl:template>
-
-<xsl:template name="multi-ref">
-	<xsl:param name="tokens"/>
-	<xsl:if test="$tokens">
-		<xsl:choose>
-			<xsl:when test="contains($tokens,' ')">
-				<xsl:call-template name="one-ref">
-					<xsl:with-param name="token" select="substring-before($tokens,' ')"/>
-				</xsl:call-template>
-				<xsl:call-template name="multi-ref">
-					<xsl:with-param name="tokens" select="substring-after($tokens,' ')"/>
-				</xsl:call-template>
-			</xsl:when>
-			<xsl:otherwise>
-				<xsl:call-template name="one-ref">
-					<xsl:with-param name="token" select="$tokens"/>
-				</xsl:call-template>
-			</xsl:otherwise>
-		</xsl:choose>
-	</xsl:if>
-</xsl:template>
-
-<xsl:template name="one-ref">
-	<xsl:param name="token"/>
-	<affiliation>
-		<xsl:value-of select="//aff[@id=$token]"/>
-	</affiliation>
-</xsl:template>
-
-<xsl:template match="aff">
-</xsl:template>
-
-<xsl:template match="aff/label">
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Article Page Information                                                   -->
-<!-- ========================================================================== -->
-<xsl:template match="article-meta/fpage">
-	<pages>
-		<first_page>
-			<xsl:apply-templates/>
-		</first_page>
-		<xsl:if test="../lpage">
-			<last_page>
-				<xsl:value-of select="../lpage"/>
-			</last_page>
-		</xsl:if>
-	</pages>
-</xsl:template>
-
-<xsl:template match="lpage">
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Publication Identifier                                                     -->
-<!-- ========================================================================== -->
-<xsl:template name="publisher-item">
-	<publisher_item>
-		<xsl:if test="//article-id[@pub-id-type='doi']">
-			<identifier id_type="doi">
-				<xsl:value-of select="//article-id[@pub-id-type='doi']"/>
-			</identifier>
-		</xsl:if>
-		<xsl:if test="//article-id[@pub-id-type='pii']">
-			<identifier id_type="pii">
-				<xsl:value-of select="//article-id[@pub-id-type='pii']"/>
-			</identifier>
-		</xsl:if>
-		<xsl:if test="//article-id[@pub-id-type='sici']">
-			<identifier id_type="sici">
-				<xsl:value-of select="//article-id[@pub-id-type='sici']"/>
-			</identifier>
-		</xsl:if>
-	</publisher_item>
-</xsl:template>
-
-<!-- ========================================================================== -->
-<!-- Citations                                                                  -->
-<!-- ========================================================================== -->
-<xsl:template match="ref-list">
-	<citation_list>
-		<xsl:apply-templates select="ref"/>
-	</citation_list>
-</xsl:template>
-
-<xsl:template match="ref">
-	<xsl:variable name="key" select="concat($datetime,'_',@id)"/>
-	<citation>
-		<xsl:attribute name="key">key<xsl:value-of select="$key"/></xsl:attribute>
-		<xsl:apply-templates select="element-citation"/>
-		<xsl:apply-templates select="citation"/>
-	</citation>
-</xsl:template>
-
-<xsl:template match="element-citation | citation">
-		<xsl:choose>
-			<xsl:when test="@publication-type='journal' or @citation-type='journal'">
-				<xsl:if test="issn">
-					<issn>
-						<xsl:apply-templates select="issn"/>
-					</issn>
-				</xsl:if>
-				<xsl:if test="source">
-					<journal_title>
-						<xsl:apply-templates select="source"/>
-					</journal_title>
-				</xsl:if>
-				<xsl:if test="collab">
-					<xsl:apply-templates select="collab"/>
-				</xsl:if>
-				<xsl:if test="person-group">
-					<xsl:apply-templates select="person-group/name|person-group/collab"/>
-				</xsl:if>
-				<xsl:if test="volume">
-					<volume>
-						<xsl:apply-templates select="volume"/>
-					</volume>
-				</xsl:if>
-				<xsl:if test="issue">
-					<issue>
-						<xsl:apply-templates select="issue"/>
-					</issue>
-				</xsl:if>
-				<xsl:if test="fpage">
-					<first_page>
-						<xsl:apply-templates select="fpage"/>
-					</first_page>
-				</xsl:if>
-				<xsl:if test="year">
-					<cYear>
-						<xsl:value-of select="replace(year, '[a-zA-Z]', '')" /> 
-					</cYear>
-				</xsl:if>
-				<xsl:if test="article-title">
-					<article_title>
-						<xsl:apply-templates select="article-title"/>
-					</article_title>
-				</xsl:if>
-			</xsl:when>
-			<xsl:when test="@citation-type='book' or @citation-type='conf-proceedings' or @citation-type='confproc' or @citation-type='other' or @publication-type='book' or @publication-type='conf-proceedings' or @publication-type='confproc' or @publication-type='other'">
-				<xsl:if test="source">
-					<volume_title>
-						<xsl:apply-templates select="source"/>
-					</volume_title>
-				</xsl:if>
-				<xsl:if test="collab">
-					<xsl:apply-templates select="collab"/>
-				</xsl:if>
-				<xsl:if test="person-group">
-					<xsl:apply-templates select="person-group/name|person-group/collab"/>
-				</xsl:if>
-				<xsl:if test="edition">
-					<edition_number>
-						<xsl:apply-templates select="edition"/>
-					</edition_number>
-				</xsl:if>
-				<xsl:if test="fpage">
-					<first_page>
-						<xsl:apply-templates select="fpage"/>
-					</first_page>
-				</xsl:if>
-				<xsl:if test="year">
-					<cYear>
-						<xsl:value-of select="replace(year, '[a-zA-Z]', '')" /> 
-					</cYear>
-				</xsl:if>
-				<xsl:if test="article-title">
-					<article_title>
-						<xsl:apply-templates select="article-title"/>
-					</article_title>
-				</xsl:if>
-			</xsl:when>
-			<xsl:otherwise>
-				<unstructured_citation>
-					<xsl:value-of select="."/>
-				</unstructured_citation>
-			</xsl:otherwise>
-		</xsl:choose>
-	</xsl:template>
-
-<xsl:template match="back//name">
-	<xsl:if test="position()=1">
-		<author>
-			<xsl:apply-templates select="surname"/>
-		</author>
-	</xsl:if>
-</xsl:template>
-
-<xsl:template match="back//collab">
-	<xsl:if test="position()=1">
-		<author>
-			<xsl:apply-templates/>
-		</author>
-	</xsl:if>
-</xsl:template>
-
-</xsl:stylesheet>
\ No newline at end of file
+<?xml version="1.0"?>
+<!--
+Originally created by Aptara, Technology Group
+Revised by CrossRef to accomodate NISO JATS 1.0
+Improved by Christopher Brown to be compatible with XSLT 1.0 and latest schema
+Change log:
+* 2019-09-27 edited doi_batch field based on crossref's rec (KvF)
+* 2017-07-19 implement support for structured citations (CHB)
+* 2017-07-19 update to crossref4.4.0.xsd (CHB)
+* 2016-12-17 merged with updated NLM.JATS2Crossref.v3.1.xsl from Crossref (CHB)
+* 2016-12-04 simplified to support XSLT 1.0 (CHB)
+* 2016-05-06 added ORCID (PDF)
+* 2015-10-08 updated pub-date types, added elocation, udpated to 4.3.6 (PDF)
+* 2013-04-26 updated pub-date support (PDF)
+* updated to work with NISO JATS 1 (PDF)
+* 2014-08-05 shortened timestamp value to match web deposit value (PDF)
+-->
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns="http://www.crossref.org/schema/4.4.0"
+                xmlns:xsldoc="http://www.bacman.net/XSLdoc"
+                xmlns:xlink="http://www.w3.org/1999/xlink"
+                version="1.0" exclude-result-prefixes="xsldoc">
+  <xsl:output method="xml" indent="yes" encoding="UTF-8"/>
+  <xsl:param name="timestamp">19700101000000</xsl:param>
+  <xsl:param name="email">labs-notifications@crossref.org</xsl:param>
+  <xsl:variable name="alphabet">abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ</xsl:variable>
+
+  <xsl:template match="/">
+    <xsl:apply-templates select="article"/>
+  </xsl:template>
+
+  <xsl:template match="article">
+    <doi_batch xmlns="http://www.crossref.org/schema/4.4.0"
+               xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="4.4.0"
+               xsi:schemaLocation="http://www.crossref.org/schema/4.4.0
+                                   http://www.crossref.org/schemas/crossref4.4.0.xsd">
+      <head>
+        <xsl:apply-templates select="front"/>
+      </head>
+      <body>
+        <journal>
+          <xsl:apply-templates select="front/journal-meta"/>
+          <xsl:if test="//pub-date | //article-meta/volume | //article-meta/issue">
+            <journal_issue>
+              <xsl:apply-templates select="//pub-date"/>
+              <xsl:apply-templates select="//article-meta/volume"/>
+              <xsl:apply-templates select="//article-meta/issue"/>
+            </journal_issue>
+          </xsl:if>
+          <xsl:apply-templates select="//article-meta/title-group"/>
+        </journal>
+      </body>
+    </doi_batch>
+  </xsl:template>
+
+  <xsl:template match="front">
+    <doi_batch_id>
+      <xsl:apply-templates select="article-meta/article-id"/>
+    </doi_batch_id>
+    <timestamp>
+      <xsl:value-of select="$timestamp"/>
+    </timestamp>
+    <depositor>
+      <depositor_name>
+        <xsl:apply-templates select="//journal-meta/publisher/publisher-name"/>
+      </depositor_name>
+      <email_address>
+        <xsl:value-of select="$email"/>
+      </email_address>
+    </depositor>
+    <registrant>
+      <xsl:apply-templates select="//journal-meta/publisher/publisher-name"/>
+    </registrant>
+  </xsl:template>
+
+  <xsl:template match="journal-meta">
+    <journal_metadata language="en">
+      <full_title>
+        <!-- pick the most specific title available -->
+        <xsl:choose>
+          <xsl:when test="journal-title-group/journal-title">
+            <xsl:value-of select="journal-title-group/journal-title"/>
+          </xsl:when>
+          <xsl:when test="journal-id">
+            <xsl:value-of select="journal-id"/>
+          </xsl:when>
+        </xsl:choose>
+      </full_title>
+      <xsl:apply-templates select="journal-title-group/abbrev-journal-title"/>
+      <xsl:apply-templates select="issn"/>
+      <xsl:apply-templates select="./article-meta/article-id[@pub-id-type='coden']"/>
+    </journal_metadata>
+  </xsl:template>
+
+  <xsl:template match="abbrev-journal-title">
+    <abbrev_title>
+      <xsl:apply-templates/>
+    </abbrev_title>
+  </xsl:template>
+
+  <xsl:template match="issn">
+    <issn>
+      <xsl:if test="@publication-format">
+        <xsl:attribute name="media_type">
+          <xsl:value-of select="@publication-format"/>
+        </xsl:attribute>
+      </xsl:if>
+      <xsl:apply-templates/>
+    </issn>
+  </xsl:template>
+
+  <xsl:template match="article-id[@pub-id-type='coden']">
+    <coden>
+      <xsl:apply-templates/>
+    </coden>
+  </xsl:template>
+
+  <xsl:template match="month"><month><xsl:apply-templates/></month></xsl:template>
+  <xsl:template match="day"><day><xsl:apply-templates/></day></xsl:template>
+  <xsl:template match="year"><year><xsl:apply-templates/></year></xsl:template>
+
+  <xsl:template match="pub-date">
+    <publication_date media_type="{@publication-format}">
+      <!-- reorder into m/d/y instead of JATS's more standard d/m/y -->
+      <xsl:apply-templates select="month"/>
+      <xsl:apply-templates select="day"/>
+      <xsl:apply-templates select="year"/>
+    </publication_date>
+  </xsl:template>
+
+  <xsl:template match="article-meta/volume">
+    <journal_volume>
+      <volume>
+        <xsl:apply-templates/>
+      </volume>
+    </journal_volume>
+  </xsl:template>
+  <xsl:template match="article-meta/issue">
+    <issue>
+      <xsl:apply-templates/>
+    </issue>
+  </xsl:template>
+
+  <xsl:template match="//article-meta/title-group">
+    <journal_article publication_type="full_text">
+      <titles>
+        <title>
+          <xsl:apply-templates select="article-title"/>
+        </title>
+      </titles>
+      <xsl:if test="//article-meta/contrib-group">
+        <xsl:apply-templates select="../contrib-group"/>
+      </xsl:if>
+      <xsl:apply-templates select="//pub-date"/>
+      <xsl:if test="//article-meta/fpage | //article-meta/lpage">
+        <xsl:apply-templates select="//article-meta/fpage | //article-meta/lpage"/>
+      </xsl:if>
+      <xsl:if test="//article-meta/elocation-id">
+        <xsl:apply-templates select="//article-meta/elocation-id"/>
+      </xsl:if>
+      <xsl:if test="//article-id[@pub-id-type='doi'] |
+                    //article-id[@pub-id-type='pii'] |
+                    //article-id[@pub-id-type='sici']">
+        <xsl:call-template name="publisher-item"/>
+      </xsl:if>
+      <doi_data>
+        <doi>
+          <xsl:choose>
+            <xsl:when test="//article-meta/article-id[@pub-id-type='doi']">
+              <xsl:apply-templates select="//article-meta/article-id[@pub-id-type='doi']"/>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:message terminate="yes">DOI entry is not available in the Input/Meta file(s)</xsl:message>
+            </xsl:otherwise>
+          </xsl:choose>
+        </doi>
+        <resource>
+          <xsl:choose>
+            <xsl:when test="//article-meta/self-uri/@xlink:href">
+              <xsl:apply-templates select="//article-meta/self-uri/@xlink:href"/>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:comment>No Resource entry has been entered by the user</xsl:comment>
+            </xsl:otherwise>
+          </xsl:choose>
+        </resource>
+      </doi_data>
+      <xsl:apply-templates select="//back/ref-list"/>
+    </journal_article>
+  </xsl:template>
+
+  <xsl:template match="contrib-id[@contrib-id-type='orcid']">
+    <ORCID>
+      <xsl:apply-templates/>
+    </ORCID>
+  </xsl:template>
+
+  <xsl:template match="//article-meta/contrib-group">
+    <xsl:if test="contrib">
+      <contributors>
+        <xsl:apply-templates select="contrib"/>
+      </contributors>
+    </xsl:if>
+  </xsl:template>
+  <xsl:template match="contrib">
+    <xsl:if test="name">
+      <xsl:if test="position()=1">
+        <person_name sequence="first" contributor_role="author">
+          <xsl:apply-templates select="name"/>
+          <!--
+              <xsl:if test="xref[@ref-type='aff' and @rid]">
+              <xsl:call-template name="multi-ref">
+              <xsl:with-param name="tokens" select="xref[@ref-type='aff']/@rid"/>
+              </xsl:call-template>
+              </xsl:if>
+          -->
+          <xsl:apply-templates select="contrib-id"/>
+        </person_name>
+      </xsl:if>
+      <xsl:if test="position()&gt;1">
+        <person_name sequence="additional" contributor_role="author">
+          <xsl:apply-templates select="name"/>
+          <!--
+              <xsl:if test="xref[@ref-type='aff' and @rid]">
+              <xsl:call-template name="multi-ref">
+              <xsl:with-param name="tokens" select="xref[@ref-type='aff']/@rid"/>
+              </xsl:call-template>
+              </xsl:if>
+          -->
+          <xsl:if test="contrib-id[@contrib-id-type='orcid']">
+            <ORCID>
+              <xsl:apply-templates select="contrib-id"/>
+            </ORCID>
+          </xsl:if>
+        </person_name>
+      </xsl:if>
+      <xsl:if test="collab">
+        <xsl:if test="position()=1">
+          <organization sequence="first" contributor_role="author">
+            <xsl:apply-templates select="collab"/>
+          </organization>
+        </xsl:if>
+        <xsl:if test="position()&gt;1">
+          <organization sequence="additional" contributor_role="author">
+            <xsl:apply-templates select="name"/>
+          </organization>
+        </xsl:if>
+      </xsl:if>
+    </xsl:if>
+  </xsl:template>
+  <xsl:template match="contrib-group/contrib/name">
+    <xsl:if test="given-names">
+      <given_name>
+        <xsl:apply-templates select="given-names"/>
+      </given_name>
+    </xsl:if>
+    <surname>
+      <xsl:apply-templates select="surname"/>
+    </surname>
+    <xsl:if test="suffix">
+      <suffix>
+        <xsl:apply-templates select="suffix"/>
+      </suffix>
+    </xsl:if>
+  </xsl:template>
+  <xsl:template match="contrib-group/contrib/collab">
+    <xsl:if test="collab">
+      <organization>
+        <xsl:apply-templates select="collab"/>
+      </organization>
+    </xsl:if>
+  </xsl:template>
+  <xsl:template name="multi-ref">
+    <xsl:param name="tokens"/>
+    <xsl:if test="$tokens">
+      <xsl:choose>
+        <xsl:when test="contains($tokens,' ')">
+          <xsl:call-template name="one-ref">
+            <xsl:with-param name="token" select="substring-before($tokens,' ')"/>
+          </xsl:call-template>
+          <xsl:call-template name="multi-ref">
+            <xsl:with-param name="tokens" select="substring-after($tokens,' ')"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="one-ref">
+            <xsl:with-param name="token" select="$tokens"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:if>
+  </xsl:template>
+  <xsl:template name="one-ref">
+    <xsl:param name="token"/>
+    <affiliation>
+      <xsl:value-of select="//aff[@id=$token]"/>
+    </affiliation>
+  </xsl:template>
+  <xsl:template match="aff"> </xsl:template>
+  <xsl:template match="aff/label"> </xsl:template>
+
+  <xsl:template match="article-meta/fpage">
+    <pages>
+      <first_page>
+        <xsl:apply-templates/>
+      </first_page>
+      <xsl:if test="../lpage">
+        <last_page>
+          <xsl:value-of select="../lpage"/>
+        </last_page>
+      </xsl:if>
+    </pages>
+  </xsl:template>
+  <xsl:template match="lpage"> </xsl:template>
+
+  <xsl:template name="publisher-item">
+    <publisher_item>
+      <xsl:if test="//article-meta/elocation-id">
+        <item_number item_number_type="article_number">
+          <xsl:value-of select="//article-meta/elocation-id"/>
+        </item_number>
+      </xsl:if>
+      <xsl:if test="//article-id[@pub-id-type='doi']">
+        <identifier id_type="doi">
+          <xsl:value-of select="//article-id[@pub-id-type='doi']"/>
+        </identifier>
+      </xsl:if>
+      <xsl:if test="//article-id[@pub-id-type='pii']">
+        <identifier id_type="pii">
+          <xsl:value-of select="//article-id[@pub-id-type='pii']"/>
+        </identifier>
+      </xsl:if>
+      <xsl:if test="//article-id[@pub-id-type='sici']">
+        <identifier id_type="sici">
+          <xsl:value-of select="//article-id[@pub-id-type='sici']"/>
+        </identifier>
+      </xsl:if>
+    </publisher_item>
+  </xsl:template>
+
+  <xsl:template name="fundref">
+    <!--
+        <fr:program name="fundref">
+        </fr:program>
+    -->
+  </xsl:template>
+
+  <!-- ref-list + citation_list -->
+
+  <xsl:template match="ref-list">
+    <citation_list>
+      <xsl:apply-templates select="ref"/>
+    </citation_list>
+  </xsl:template>
+  <xsl:template match="ref">
+    <citation key="{@id}">
+      <xsl:apply-templates select="element-citation"/>
+      <xsl:apply-templates select="citation"/>
+      <xsl:apply-templates select="nlm-citation"/>
+      <xsl:apply-templates select="mixed-citation"/>
+    </citation>
+  </xsl:template>
+  <xsl:template match="element-citation | citation | nlm-citation | mixed-citation">
+    <xsl:apply-templates select="issn"/>
+    <xsl:apply-templates select="source"/>
+    <xsl:apply-templates select="collab"/>
+    <!-- editors are ignored -->
+    <xsl:apply-templates select="person-group[@person-group-type!='editor']" mode="citation"/>
+    <xsl:apply-templates select="issue"/>
+    <xsl:apply-templates select="volume"/>
+    <xsl:apply-templates select="fpage"/>
+    <xsl:apply-templates select="year" mode="citation"/>
+    <xsl:apply-templates select="pub-id"/>
+    <xsl:apply-templates select="isbn"/>
+    <xsl:apply-templates select="series"/>
+    <xsl:apply-templates select="article-title"/>
+  </xsl:template>
+
+  <!-- citation children -->
+
+  <xsl:template match="source[../@publication-type='journal' or ../@citation-type='journal']">
+    <journal_title>
+      <xsl:apply-templates/>
+    </journal_title>
+  </xsl:template>
+  <xsl:template match="source">
+    <volume_title>
+      <xsl:apply-templates/>
+    </volume_title>
+  </xsl:template>
+  <xsl:template match="person-group | contrib" mode="citation">
+    <author>
+      <xsl:apply-templates select="name | collab" mode="citation"/>
+    </author>
+  </xsl:template>
+  <xsl:template match="volume">
+    <volume>
+      <xsl:apply-templates/>
+    </volume>
+  </xsl:template>
+  <xsl:template match="issue">
+    <issue>
+      <xsl:apply-templates/>
+    </issue>
+  </xsl:template>
+  <xsl:template match="fpage">
+    <first_page>
+      <xsl:apply-templates/>
+    </first_page>
+  </xsl:template>
+  <xsl:template match="year" mode="citation">
+    <cYear>
+      <xsl:value-of select="translate(., $alphabet, '')"/>
+    </cYear>
+  </xsl:template>
+  <xsl:template match="pub-id[@pub-id-type='doi']">
+    <doi>
+      <xsl:apply-templates />
+    </doi>
+  </xsl:template>
+  <xsl:template match="isbn">
+    <isbn>
+      <xsl:apply-templates/>
+    </isbn>
+  </xsl:template>
+  <xsl:template match="series">
+    <series_title>
+      <xsl:apply-templates/>
+    </series_title>
+  </xsl:template>
+  <xsl:template match="edition">
+    <edition_number>
+      <xsl:apply-templates />
+    </edition_number>
+  </xsl:template>
+  <xsl:template match="back//article-title">
+    <article_title>
+      <xsl:apply-templates/>
+    </article_title>
+  </xsl:template>
+
+  <!-- name formatting -->
+
+  <xsl:template match="name" mode="citation">
+    <xsl:value-of select="given-names" />
+    <xsl:for-each select="surname">
+      <xsl:text> </xsl:text>
+      <xsl:value-of select="text()" />
+    </xsl:for-each>
+    <xsl:if test="position() != last()">
+      <xsl:text>, </xsl:text>
+    </xsl:if>
+  </xsl:template>
+  <xsl:template match="collab" mode="citation">
+    <xsl:apply-templates/>
+    <xsl:if test="position() != last()">
+      <xsl:text>, </xsl:text>
+    </xsl:if>
+  </xsl:template>
+
+</xsl:stylesheet>