| Literature DB >> 6733064 |
Abstract
Keywords: Case Studies; Contraception; Contraception Failure; Contraceptive Methods; Contraceptive Usage; Family Planning; Fertility Control, Postcoital; Iud; Research Methodology; Studies
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Year: 1984 PMID: 6733064 DOI: 10.1111/j.1471-0528.1984.tb04810.x
Source DB: PubMed Journal: Br J Obstet Gynaecol ISSN: 0306-5456