A Singer, R P Shearman, G C Scott. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » ContraceptionContraceptive DevicesContraceptives, OralEthnic GroupsFemaleHumansUterine Cervical Neoplasms/epidemiologyUterine Cervical Neoplasms/etiology
Substances: See more » Contraceptives, Oral
Year: 1969 PMID: 5823038 PMCID: PMC1629527 DOI: 10.1136/bmj.4.5675.108-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447