| Literature DB >> 5525544 |
A Rapoport, D A Davidson, G A Deveber, G N Ranking, C R McLean.
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Year: 1970 PMID: 5525544 DOI: 10.7326/0003-4819-73-6-921
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391