| Literature DB >> 4748257 |
R L Littenberg, R M Taketa, N P Alazraki, S E Halpern, W L Ashburn.
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Year: 1973 PMID: 4748257 DOI: 10.7326/0003-4819-79-3-403
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391