ACOG Practice Bulletin. Clinical Management Guidelines for Obstetrician-Gynecologists, Number 69, December 2005 (replaces Practice Bulletin Number 25, March 2001). Emergency contraception.
D044363:Contraception, Postcoital / Q000592:standards*; D003276:Contraceptives, Oral / Q000008:administration & dosage*; D005260:Female; D006176:Gynecology / Q000592:standards; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D009774:Obstetrics / Q000592:standards; D011247:Pregnancy; D018873:Pregnancy Rate / Q000639:trends*; D012680:Sensitivity and Specificity; D013997:Time Factors; D014481:United States
D003276:Contraceptives, Oral