title: What is a "placebo controlled" study?
authors.forename: F
authors.initials: F
authors.lastname: Volkmar
mesh_terms: D001321:Autistic Disorder / Q000188:drug therapy*; D006801:Humans; D020407:Internet / Q000592:standards; D015990:Placebo Effect; D016032:Randomized Controlled Trials as Topic; D012107:Research Design / Q000592:standards*