Voluntary sterilization.
D003273:Contraceptive Devices; D003657:Decision Making; D005193:Family Planning Services; D005260:Female; D005306:Fertilization; D005615:Freezing; D006801:Humans; D007315:Insemination, Artificial; D010535:Laparoscopy; D007883:Legislation, Medical; D008297:Male; D011247:Pregnancy; D011634:Public Health; D012661:Semen; D012952:Societies; D013245:Sterilization, Reproductive; D013246:Sterilization, Tubal; D014481:United States; D014659:Vasectomy