4Knodel LC. Preventing NSAID - induced gastric ulcers: the role of misoprostol[J]. Consultant Pharmacist, 1989,4: 37 - 41.
5Coles LS, Fries JF, Walt LJ, et al. From experiment to experience : side effects of nonsteroidal anti- inflammaory drugs[J]. Am J Med, 1983,74 : 820 - 828.
6Lanza FL, Peace K, Health. J, et al. A blinded endoscopic comparative study of misoprostol versus sucraltate and placebo in the prevention of aspirininduced gastric and duodenal ulceration[J]. Am J Gastroenterol, 1988,83:143 - 146.