In clinical trials and in the clinic, what is the placebo's effect?
Wang
Linda
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D004311:Double-Blind Method; D006801:Humans; D009369:Neoplasms / Q000150:complications / Q000188:drug therapy* / Q000473:pathology; D009726:Nurses / Q000706:statistics & numerical data; D010146:Pain / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology; D010820:Physicians / Q000706:statistics & numerical data; D015990:Placebo Effect; D016032:Randomized Controlled Trials as Topic; D012107:Research Design / Q000592:standards*; D011795:Surveys and Questionnaires; D016896:Treatment Outcome; D014481:United States