Contraception--a choice of methods. Family planning. A general overview and new directions in fertility control.
D003267:Contraception; D003281:Contraceptives, Postcoital; D005193:Family Planning Services; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D008297:Male; D010604:Pharmacy; D011247:Pregnancy; D011372:Progestins; D011453:Prostaglandins; D014481:United States
D003281:Contraceptives, Postcoital; D011372:Progestins; D011453:Prostaglandins