title: Letter: Randomized trials vs data banking.
mesh_terms: D001161:Arteriosclerosis / Q000188:drug therapy / Q000401:mortality / Q000601:surgery; D003327:Coronary Disease / Q000188:drug therapy / Q000401:mortality / Q000601:surgery / Q000628:therapy*; D006801:Humans; D011379:Prognosis; D012107:Research Design