This element is used in two ways:
For extensive examples of formatted <nlm-citation>s including use of <supplement>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 supplement (#PCDATA %supplement-elements;)* >
Any combination of:
<article-meta> Article Metadata; <citation> Citation; <nlm-citation> NLM Citation Model; <product> Product Information; <related-article> Related Article Information
...
<ref>
<nlm-citation citation-type="journal">
<person-group>
<name>
<surname>Black</surname>
<given-names>HR</given-names>
</name>
</person-group>
<article-title>Evaluation of the elderly hypertensive</article-title>
<source>Geriatrics</source>
<year>1989</year>
<month>10</month>
<volume>44</volume>
<supplement>Suppl B</supplement>
<fpage>15</fpage>
<lpage>19</lpage>
</nlm-citation>
</ref>
...
articlemeta.ent