The FDA's poor oversight of postmarketing studies.
D004345:Drug Industry / Q000458:organization & administration; D033161:Government Regulation; D006801:Humans; D011358:Product Surveillance, Postmarketing / Q000592:standards*; D012107:Research Design / Q000592:standards; D014481:United States; D014486:United States Food and Drug Administration / Q000458:organization & administration*