<?xml version="1.0"?>
<dblp>
<article key="journals/artmed/ZhangPHGH05" mdate="2005-07-19">
<author>Li Zhang</author>
<author>Yehoshua Perl</author>
<author>Michael Halper</author>
<author>James Geller</author>
<author>George Hripcsak</author>
<title>A lexical metaschema for the UMLS semantic network.</title>
<pages>41-59</pages>
<year>2005</year>
<volume>33</volume>
<journal>Artificial Intelligence in Medicine</journal>
<number>1</number>
<ee>http://dx.doi.org/10.1016/j.artmed.2004.06.002</ee>
<url>db/journals/artmed/artmed33.html#ZhangPHGH05</url>
</article>
</dblp>
