| Literature DB >> 5101604 |
B N Fujita, N N Wagner, R J Pion.
Abstract
Keywords: Americas; Contraception; Contraceptive Usage; Developed Countries; Education; Family Planning; North America; Northern America; Research Methodology; Sampling Studies; Students; Studies; Surveys; United States
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Year: 1971 PMID: 5101604 DOI: 10.1016/0002-9378(71)90765-4
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661