| Literature DB >> 4951559 |
J G French, H J Dodge, M O Kjelsberg, W M Mikkelsen, W J Schull.
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Year: 1967 PMID: 4951559 DOI: 10.1093/oxfordjournals.aje.a120726
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897