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Abstract
Mesh: See more » Coitus InterruptusContraceptionContraceptives, OralFemaleFranceHumansIntrauterine DevicesNatural Family Planning Methods
Substances: See more » Contraceptives, Oral
Year: 1979 PMID: 477911
Source DB: PubMed Journal: Fam Plann Perspect ISSN: 0014-7354