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Literature DB >> 1951271

re: "Problems ascertaining friend controls in a case-control study of lung cancer".

Abstract

Entities: Disease

Source DB: PubMed Journal: Am J Epidemiol ISSN： 0002-9262 Impact factor: 4.897

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1 in total

Authors: A J Silman; S Jones
Journal: Ann Rheum Dis Date: 1992-12 Impact factor: 19.103

1 in total