| Literature DB >> 6036399 |
S Perry, L B Thomas, R E Johnson, P P Carbone, H A Haynes.
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Year: 1967 PMID: 6036399 DOI: 10.7326/0003-4819-67-2-424
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391