<date>

Date

Container element for the parts of a single calendar date.

Remarks

Usage: A <date> element may contain date components such as <day>, <month>, and <year> (which are typically given numeric values), as well as non-numeric elements such as <season> (which is a text string).
When used within citations (<element-citation> and <mixed-citation>), this element names the publication date of the cited source. When used as part of <history>, this element holds one of the publication history dates that may be preserved for an article, such as when it was received or when it was accepted.
Related Essay: For a discussion on the use of <date>, see Dates in Citations.

Related Elements

Within citations (<element-citation> and <mixed-citation>), this element is used to name the date of publication of the cited source. The elements <year>, <date>, <day>, <month>, and <season> may all be used to describe the date a cited resource was published. Other dates inside a citation, such as a copyright date, the date on which the author accessed the resource, or a withdrawal date, should be tagged using <date-in-citation> with the @content-type attribute used to name the type of date (copyright, access-date, time-stamp, etc.).

Attributes

Content Model

<!ELEMENT  date         %date-model;                                 >

Expanded Content Model

(((day?, month?) | season)?, year, era?)

Description

The following, in order:

This element may be contained in:

Example 1

Date approved:
...
<article-meta>
...
<contrib-group>
<contrib contrib-type="author">
<collab collab-type="committee">Technical Committee ISO/TC 108, 
Subcommittee SC 2</collab>
</contrib>
</contrib-group>
...
<fpage seq="1">1</fpage>
<lpage>23</lpage>
<history>
<date date-type="approved" iso-8601-date="2012-06-01">
<day>01</day>
<month>06</month>
<year>2012</year>
</date>
</history>
...
</article-meta>
...

Example 2

Date accepted:
...
<article-meta>
<article-id pub-id-type="pmid">...</article-id>
<title-group>...</title-group>
<contrib-group>...</contrib-group>
<aff id="StLukes">...</aff>
<pub-date publication-format="print" date-type="pub" iso-8601-date="1999-03-27">
<day>27</day><month>03</month><year>1999</year>
</pub-date>
<volume>318</volume>
<issue>7187</issue>
<fpage>837</fpage>
<lpage>841</lpage>
<history>
<date date-type="accepted" iso-8601-date="1999-01-29">
<day>29</day>
<month>01</month>
<year>1999</year></date>
</history>
<permissions>
<copyright-statement>Copyright &#x00A9; 1999, British
Medical Journal</copyright-statement>
<copyright-year>1999</copyright-year>
<copyright-holder>British Medical Journal</copyright-holder>
</permissions>
<abstract>
<p>To examine the effectiveness of
day hospital attendance in prolonging independent living for elderly
people.</p>
</abstract>
</article-meta>
...

Example 3

Date in a non-Gregorian calendar:
...
<date date-type="received" calendar="Japanese" 
iso-8601-date="2013-07-01">
<day>1</day>
<month>7</month>
<year>25</year>
<era>平成</era>
</date>
...

Example 4

Inside a bibliographic citation to hold the publication date of the cited book:
...
<ref id="B14">
<element-citation publication-type="book" publication-format="print">
<person-group person-group-type="author">
<name><surname>Hart</surname>
<given-names>JT</given-names></name>
</person-group>
<source>A new kind of doctor: the general practitioner&rsquo;s 
part in the health of the community</source>
<date iso-8601-date="1988" date-type="published">
<year>1988</year></date>
<publisher-loc>London</publisher-loc>
<publisher-name>Merlin Press</publisher-name>
</element-citation>
</ref>
...
...
<ref id="B14">
<mixed-citation publication-type="book" publication-format="print">
<person-group person-group-type="author">
<name><surname>Hart</surname> <given-names>JT</given-names>
</name></person-group>. 
<source>A new kind of doctor: the general practitioner&rsquo;s 
part in the health of the community</source>. 
<publisher-loc>London</publisher-loc>:  
<publisher-name>Merlin Press</publisher-name>, 
<date iso-8601-date="1988" date-type="published">
<year>1988</year></date>.
</mixed-citation>
</ref>
...