| Literature DB >> 8135450 |
R M Steele1, A A Schuna, R T Schreiber.
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Year: 1994 PMID: 8135450 DOI: 10.7326/0003-4819-120-8-199404150-00006
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391