| Literature DB >> 5573609 |
Abstract
Keywords: Acceptor Characteristics; Acceptors; Americas; Attitude; Delivery Of Health Care; Developed Countries; Family Planning; Family Planning Programs; Follow-up Studies; Health; Health Facilities; Hospitals; North America; Northern America; Pennsylvania; Research Methodology; Retrospective Studies; Studies; United States
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Year: 1971 PMID： 5573609 DOI： 10.1016/0002-9378(71)90213-4
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN： 0002-9378 Impact factor: 8.661