| Literature DB >> 4628214 |
S C Schimpff, V M Young, W H Greene, G D Vermeulen, M R Moody, P H Wiernik.
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Year: 1972 PMID: 4628214 DOI: 10.7326/0003-4819-77-5-707
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391