| Literature DB >> 8338292 |
J L Wilt, A M Minnema, R F Johnson, A M Rosenblum.
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Year: 1993 PMID: 8338292 DOI: 10.7326/0003-4819-119-5-199309010-00007
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391