| Literature DB >> 3946384 |
Abstract
Entities:
Keywords: Breast Cancer--etiology; Cancer; Contraception; Contraceptive Methods--side effects; Diseases; Epidemiologic Methods; Family Planning; Fibroadenosis; Neoplasms; Oral Contraceptives--side effects; Population At Risk; Research Methodology
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Year: 1986 PMID: 3946384 DOI: 10.1093/oxfordjournals.aje.a114252
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897