Contraception and family planning: finding the best method. Part one.
D003267:Contraception / Q000379:methods*; D003274:Contraceptive Devices, Female; D003276:Contraceptives, Oral; D005193:Family Planning Services; D005260:Female; D006801:Humans; D007434:Intrauterine Devices
D003276:Contraceptives, Oral