Number of a journal (or other document) within its series
The <volume> element is used as part of a description of a cited work inside a bibliographic reference (<citation> or <nlm-citation>).
For extensive examples of formatted <nlm-citation>s including use of <volume>s in <nlm-citation>s, see: Sample PubMed Central Citations. To see tagged versions of these examples, see: Sample PubMed Central Citations - XML Tagged.
<!ELEMENT volume (#PCDATA %volume-elements;)* >
Text, numbers, or special characters, zero or more
<citation> Citation; <nlm-citation> NLM Citation Model; <product> Product Information; <related-article> Related Article Information
In a NLM-style bibliographic citation:
...
<ref>
<nlm-citation citation-type="journal">
<person-group>...</person-group>
<article-title>Electrogastrographic study of patients with unexplained
nausea, bloating and vomiting</article-title>
<source>Gastroenterology</source>
<year>1980</year>
<month>08</month>
<volume>79</volume>
<issue>2</issue>
<fpage>311</fpage>
<lpage>314</lpage>
</nlm-citation>
</ref>
...
common.ent