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Abstract
Mesh: See more » AdultBreast FeedingContraceptives, Oral, Hormonal/pharmacologyDelivery, Obstetric/methodsEducational StatusFemaleHumansLactation/drug effectsMaternal AgePregnancyProgesterone/pharmacology
Substances: See more » Contraceptives, Oral, HormonalProgesterone
Year: 1978 PMID: 81443 DOI: 10.1016/s0140-6736(78)91607-0
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321