| Literature DB >> 4642731 |
R W Light, M I Macgregor, P C Luchsinger, W C Ball.
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Year: 1972 PMID: 4642731 DOI: 10.7326/0003-4819-77-4-507
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391