| Literature DB >> 4367032 |
D O Johnsen, R Edelman, R A Grossman, D Muangman, J Pomsdhit, D J Gould.
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Year: 1974 PMID: 4367032 DOI: 10.1093/oxfordjournals.aje.a112009
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897