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Abstract
Entities: Disease
Mesh: See more » Amenorrhea/chemically inducedContraceptives, Oral/adverse effectsFemaleHumansInfertility, Female/chemically inducedMenstruation Disturbances/chemically inducedTime Factors
Substances: See more » Contraceptives, Oral
Year: 1973 PMID: 4758550 PMCID: PMC1587666
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447