title: Controlled trials: Planned deception?
mesh_terms: D002986:Clinical Trials as Topic; D035061:Control Groups; D004341:Drug Evaluation; D004358:Drug Therapy; D004992:Ethics, Medical; D005069:Evaluation Studies as Topic; D006801:Humans; D007258:Informed Consent; D010919:Placebos / Q000627:therapeutic use*; D012107:Research Design
chemical_list: D010919:Placebos