Não informado. (1985). Current problems in obstetrics, gynecology and fertility. Mosby Year Book.
Chicago-referens (17:e uppl.)Não informado. Current Problems in Obstetrics, Gynecology and Fertility. Saint Louis, Mo: Mosby Year Book, 1985.
MLA-referens (8:e uppl.)Não informado. Current Problems in Obstetrics, Gynecology and Fertility. Mosby Year Book, 1985.
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