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Contraceptive Failure in the United States: An Update
James Trussell, Robert A. Hatcher, Willard Cates, Jr., Felicia Hance Stewart and Kathryn KostVolume:
21
Language:
english
Journal:
Studies in Family Planning
DOI:
10.2307/1966591
Date:
April, 1990
File:
PDF, 626 KB
english, 1990