Presidential address. Doctor, is this operation necessary?
D003258:Consumer Behavior; D004992:Ethics, Medical; D005251:Fees, Medical; D005260:Female; D013502:General Surgery / Q000592:standards*; D006076:Government; D006801:Humans; D007348:Insurance, Health; D007878:Legislation as Topic; D008297:Male; D008484:Medicaid; D009518:New York; D011366:Professional Review Organizations; D012955:Societies, Medical; D014481:United States; D014483:United States Dept. of Health and Human Services