Emergency contraception: a brighter future?
Van Look
P F
PF
D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003281:Contraceptives, Postcoital; D005193:Family Planning Services; D009934:Organization and Administration
D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003281:Contraceptives, Postcoital