title: Controlled trials - a social challenge. Comments on a recent controversy.
mesh_terms: D002986:Clinical Trials as Topic; D035061:Control Groups; D028744:Ethics Committees, Research; D004992:Ethics, Medical; D033161:Government Regulation; D006805:Human Experimentation; D006801:Humans; D028681:Moral Obligations; D035842:Research Subjects; D018570:Risk Assessment; D012935:Social Justice; D036302:Therapeutic Human Experimentation; D028761:Withholding Treatment