title: The better-than-nothing idea: debating the use of placebo controls.
mesh_terms: D004992:Ethics, Medical; D006291:Health Policy; D006801:Humans; D007258:Informed Consent; D010919:Placebos; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D018570:Risk Assessment
chemical_list: D010919:Placebos