Country name used within an address.
Text, numbers, or special characters, zero or more
Collaboration with internal semantic material tagged:
...
<contrib-group>
<contrib contrib-type="author">
<collab>
<named-content content-type="program">Joint United
Nations Program on HIV/AIDS (UNAIDS)</named-content>,
<institution>World Health Organization</institution>,
Geneva, <country>Switzerland</country>
</collab>
</contrib>
<contrib contrib-type="author">
<collab>
<named-content content-type="program">Nonoccupational HIV
PEP Task Force, Brown University AIDS Program</named-content>
and the <institution>Rhode Island Department of
Health</institution>, Providence, Rhode Island</collab>
</contrib>
</contrib-group>
...
JATS-common0.ent