Gregory Pincus and steroidal contraception: a new departure in the history of mankind.
D003276:Contraceptives, Oral / Q000266:history*; D003278:Contraceptives, Oral, Hormonal / Q000266:history*; D005260:Female; D049673:History, 20th Century; D006801:Humans; D013256:Steroids; D014481:United States
D003276:Contraceptives, Oral; D003278:Contraceptives, Oral, Hormonal; D013256:Steroids