title: World Medical Association Declaration of Helsinki: ethical principles for medical research involving human subjects.
mesh_terms: D002986:Clinical Trials as Topic / Q000941:ethics*; D003219:Confidentiality; D032984:Ethics, Research; D006381:Helsinki Declaration; D006805:Human Experimentation / Q000941:ethics*; D006801:Humans; D007258:Informed Consent; D010820:Physicians / Q000941:ethics; D010919:Placebos; D012107:Research Design; D018570:Risk Assessment; D035862:Vulnerable Populations
chemical_list: D010919:Placebos