| Literature DB >> 4683646 |
Abstract
Keywords: Contraception; Contraceptive Agents; Contraceptive Agents, Estrogen; Contraceptive Agents, Female; Contraceptive Methods--side effects; Family Planning; Infertility; Oral Contraceptives--side effects; Reproduction; Reversibility
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Year: 1973 PMID： 4683646 PMCID： PMC1588585 DOI： 10.1136/bmj.1.5844.48-a
Source DB: PubMed Journal: Br Med J ISSN： 0007-1447