| Literature DB >> 5934624 |
W M Hammon, G E Sather, J O Bond, F Y Lewis.
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Year: 1966 PMID: 5934624 DOI: 10.1093/oxfordjournals.aje.a120608
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897