| Literature DB >> 6134173 |
Abstract
Entities:
Keywords: Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Methods--beneficial effects; Delivery Of Health Care; Family Planning; Health; Health Services; Medicine; Oral Contraceptives--beneficial effects; Pregnancy; Preventive Medicine; Reproductive Control Agents
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Year: 1983 PMID： 6134173 DOI： 10.1016/s0140-6736(83)92180-3
Source DB: PubMed Journal: Lancet ISSN： 0140-6736 Impact factor: 79.321