| Literature DB >> 4604688 |
R B Colvin, J R Burton, N E Hyslop, L Spitz, N S Lichtenstein.
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Year: 1974 PMID: 4604688 DOI: 10.7326/0003-4819-81-3-404
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391