The ethics of clinical research.
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D035061:Control Groups; D003924:Diabetes Mellitus, Type 2 / Q000188:drug therapy*; D003925:Diabetic Angiopathies / Q000517:prevention & control*; D004992:Ethics, Medical; D006801:Humans; D012106:Research; D013453:Sulfonylurea Compounds / Q000627:therapeutic use*; D036302:Therapeutic Human Experimentation; D028761:Withholding Treatment
D013453:Sulfonylurea Compounds