title: The Declaration of Helsinki: revising ethical research guidelines for the 21st century.
authors.forename: K
authors.initials: K
authors.lastname: Stockhausen
mesh_terms: D002986:Clinical Trials as Topic / Q000592:standards*; D003695:Delivery of Health Care / Q000592:standards; D006381:Helsinki Declaration; D006801:Humans; D007258:Informed Consent; D010919:Placebos
chemical_list: D010919:Placebos