title: Methods and models for placebo use in pharmacotherapeutic trials.
authors.forename: R F
authors.initials: RF
authors.lastname: Prien
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D001523:Mental Disorders / Q000188:drug therapy*; D010919:Placebos; D012107:Research Design
chemical_list: D010919:Placebos