| Literature DB >> 4567178 |
K L Cohen, P E Rubin, R A Echevarria, H L Sharp, P O Teague.
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Year: 1973 PMID: 4567178 DOI: 10.7326/0003-4819-78-2-227
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391