2Byron C, Mark F. Effects of very low dose daily, long-term Aspirin therapy on gastric, duodenal, and rectal prostaglandin levels and on mucosalin jusy in healthy humans. Gastroenterology, 1999, 117: 17-25.
3Serrano P, Lavas A, Arroyo MT, et al. Risk of gastrointestinaol bleeding in patients taking low-dose aspirin for the prevention of cardiovasclar disease. Aliment pharmacol Ther, 2002, 16: 1945- 1953.
4Malfertheiner P, Megraud F, Morain C, et al. Current concepts in the management of Helicobacter pylori infection-The maastricht 2-2000 consensus Report. Aliment pharmacol Ther, 2000, 16, 167- 180.
5Chan FK, Sung JJ, Chung SC, To KF, Yung MY, Leung VK, Lee YT, Chan CS, Li EK, Woo J. Randomised trial of eradication of Helicobacter pylori before non-steroidal anti-inflammatory drug therapy to prevent peptic ulcers. Lancet 1997; 350: 975-979.
6Chan FK, To KF, Wu JC, Yung MY, Leung WK, Kwok T, Hui Y, Chan HL, Chan CS, Hui E, Woo J, Sung JJ. Eradication of Helicobacter pylori and risk of peptic ulcers in patients starting long-term treatment with non-steroidal anti-inflammatory drugs: a randomised trial. Lancet 2002; 359: 9-13.
7Hawkey CJ, Tulassay Z, Szczepanski L, van Rensburg CJ, Filipowicz-Sosnowska A, Lanas A, Wason CM, Peacock RA, Gillon KR. Randomised controlled trial of Helico-bacter pylori eradication in patients on non-steroidal anti-inflammatory drugs: HELP NSAIDs study. Helicobacter Eradication for Lesion Prevention. Lancet 1998; 352: 1016-1021.
8van Herwaarden MA, Samsom M, van Nispen CH, Mulder PG, Smout AJ. The effect of Helicobacter pylori eradication on intragastric pH during dosing with lansoprazole or ranitidine. Aliment Pharmacol Ther 1999; 13: 731-740.
9Campbell DR, Haber MM, Sheldon E, Collis C, Lukasik N, Huang B, Goldstein JL. Effect of H pylori status on gastric ulcer healing in patients continuing nonsteroidal anti-inflammatory therapy and receiving treatment with lansoprazole or ranitidine. Am J Gastroenterol 2002; 97: 2208-2214.
10Lanas A, Bajador E, Serrano P, Fuentes J, Carreno S, Guardia J, Sanz M, Montoro M, Sainz R. Nitrovasodilators, low-dose aspirin, other nonsteroidal antiinflammatory drugs, and the risk of upper gastrointestinal bleeding. N Engl J Med 2000; 343: 834-839.
