| Literature DB >> 4327012 |
D J Harris, H Wulff, C G Ray, J D Poland, T D Chin, H A Wenner.
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Year: 1971 PMID: 4327012 DOI: 10.1093/oxfordjournals.aje.a121273
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897