| Literature DB >> 4697645 |
W M McCormack, B Rosner, Y H Lee.
Abstract
Entities:
Keywords: Comparative Studies; Correlation Studies; Diseases; Infections; Oral Contraceptives; Research Methodology; Statistical Studies; Studies; Urogenital Effects
Mesh:
Substances:
Year: 1973 PMID: 4697645 DOI: 10.1093/oxfordjournals.aje.a121505
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897