Portion of an address which contains a phone number.
<!ELEMENT phone (#PCDATA %phone-elements;)* >
(#PCDATA | email | ext-link | uri | inline-supplementary-material | related-article | related-object | hr | bold | fixed-case | italic | monospace | overline | overline-start | overline-end | roman | sans-serif | sc | strike | underline | underline-start | underline-end | ruby | alternatives | inline-graphic | private-char | chem-struct | inline-formula | tex-math | mml:math | abbrev | index-term | index-term-range-end | milestone-end | milestone-start | named-content | styled-content | fn | target | xref | sub | sup | x)*
Any combination of:
<address>, <addr-line>, <aff>, <collab>, <corresp>, <publisher-loc>
...
<contrib contrib-type="author" rid="IIDR">
<name><surname>Taylor</surname>
<given-names>James C.</given-names></name>
<degrees>PhD</degrees>
<aff id="IIDR">
<institution>Institute of Infectious Disease Research
</institution>
<break/>
<addr-line>Oberlin, MD 20869</addr-line>
</aff>
<address>
<institution>Kalakukko Corporation</institution>
<addr-line>17 West Jefferson St.</addr-line>
<addr-line>Suite 207</addr-line>
<addr-line>New South Finland, MD 20856</addr-line>
<country>USA</country>
<phone>(301) 754-5766</phone>
<fax>(301) 754-5765</fax>
<email>jct@kalakukko.com</email>
<uri>http://www.kalakukko.com</uri>
</address>
</contrib>
...