| Literature DB >> 5063659 |
M A Hattwick, T T Weis, C J Stechschulte, G M Baer, M B Gregg.
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Year: 1972 PMID: 5063659 DOI: 10.7326/0003-4819-76-6-931
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391