| Literature DB >> 5556397 |
D B Thomas, W M McCormack, I Arita, M M Khan, S Islam, T M Mack.
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Year: 1971 PMID: 5556397 DOI: 10.1093/oxfordjournals.aje.a121269
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897