C F Westoff. Show Affiliations »
Abstract
Mesh: See more » Age FactorsContinental Population GroupsContraceptionContraceptives, OralFamily Planning ServicesFemaleHumansIntrauterine DevicesMaleMethodsPregnancySex FactorsSterilization, ReproductiveUnited States
Substances: See more » Contraceptives, Oral
Year: 1972 PMID: 5040829
Source DB: PubMed Journal: Fam Plann Perspect ISSN: 0014-7354