| Literature DB >> 4622645 |
D M McLean, E J Goddard, E A Graham, G J Hardy, K W Purvin-Good.
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Year: 1972 PMID: 4622645 DOI: 10.1093/oxfordjournals.aje.a121403
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897