| Literature DB >> 4441885 |
F Asbeck, J Bebber, J van de Loo.
Abstract
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Keywords: Biology; Contraception; Contraceptive Agents; Contraceptive Agents, Estrogen; Contraceptive Agents, Female; Contraceptive Agents, Progestin; Contraceptive Methods--side effects; Ethinyl Estradiol; Family Planning; Hematological Effects; Hemic System; Norgestrel; Oral Contraceptives--side effects; Physiology
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Year: 1974 PMID: 4441885 PMCID: PMC1612748 DOI: 10.1136/bmj.4.5947.769-c
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447