| Literature DB >> 2688505 |
K Kroenke1, D M Omori, J O Simmons, D R Wood, N J Meier.
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Year: 1989 PMID: 2688505 DOI: 10.7326/0003-4819-111-12-1043
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391