<issn>
ISSN
International Standard Serial Number, the international code that uniquely
identifies a serial publication title.
Remarks
The format/medium type of a particular <issn> can be
captured using the @publication-format attribute.
Attributes
Content Model
<!ELEMENT issn (#PCDATA %issn-elements;)* >
Expanded Content Model
(#PCDATA | x)*
Description
Any combination of:
- Text, numbers, or special characters
- <x> X - Generated Text and Punctuation
This element may be contained in:
Example 1
As part of the metadata for a journal:
<article dtd-version="1.2">
<front>
<journal-meta>
<journal-id journal-id-type="pmc">BMJ</journal-id>
<journal-id journal-id-type="publisher">BR MED J</journal-id>
<issn>0959-8138</issn>
<publisher>
<publisher-name>British Medical Journal</publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="pmid">10092260</article-id>
<title-group>
<article-title>Systematic review of day hospital
care for elderly people</article-title>
</title-group>
<contrib-group>...</contrib-group>
<aff id="StLukes">...</aff>
<pub-date publication-format="print" date-type="pub" iso-8601-date="1999-03-27">
...</pub-date>
...
</article-meta>
</front>
...
</article>Example 2
An article may have more than one <issn>:
... <journal-meta> ... <journal-title-group> <journal-title>Low Temperature Physics</journal-title> <abbrev-journal-title>Low Temp. Phys.</abbrev-journal-title> </journal-title-group> <issn publication-format="print">1063-777X</issn> <issn publication-format="electronic">1090-6517</issn> ... </journal-meta> ...