| Literature DB >> 4205431 |
G E Kemp, V H Lee, D L Moore, R E Shope, O R Causey, F A Murphy.
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Year: 1973 PMID: 4205431 DOI: 10.1093/oxfordjournals.aje.a121531
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897