| Literature DB >> 4724998 |
E Adam, R H Kaufman, J L Melnick, A H Levy, W E Rawls.
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Year: 1973 PMID: 4724998 DOI: 10.1093/oxfordjournals.aje.a121541
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897