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<issn> ISSN International Standard Serial Number

Standard code assigned by the ISSN network for the unique identification of serials and other continuing resources in a defined medium version.

Usage/Remarks

The format/medium type of a particular <issn> can be captured using the @publication-format attribute.
Attributes
assigning-authority
content-type
publication-format
pub-type
specific-use

Base Attributes

id
xml:base
Models and Context
May be contained in
<element-citation>, <event>, <event-desc>, <journal-meta>, <mixed-citation>, <product>, <related-article>, <related-object>
Description
Any combination of:
Content Model
<!ELEMENT  issn         (#PCDATA %issn-elements;)*                   >
Expanded Content Model

(#PCDATA | x)*

Tagged Samples
<journal-meta> 
<article dtd-version="1.4">
 <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>
Multiple <issn>s 
...
<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>
...