found: MeSH browser, Apr. 18, 2007(Contraceptives, Postcoital. Entry terms: Morning-After Pill; Emergency Contraceptives)
found: Emergency contraception Web site, Apr. 18, 2007(Your options for emergency contraception include: emergency contraceptive pills (also called morning after pills) and the copper-T intrauterine device)
found: Yale guide to women's reproductive health, 2003:p. 116 (morning-after contraception also called emergency contraception; Plan B, an emergency contraceptive containing levonorgestrel)
found: Harvard Medical School family health guide, 2005:p. 71 (morning-after pill)