1Napolitano L. Refractory peptic ulcer disease. Gastroenterol Clin North Am, 2009,38:267-288.
2Guzzo JL, Duncan M, Bass BL, et al. Severe and refractory peptic ulcer disease: the diagnostic dilemma: case report and comprehen- sive review. Dig Dis Sci, 2005,50:1999-2008.
3Chow DK, Sung JJ. Non-NSAID non-H.pylori ulcer disease. Best Pract Res Clin Gastroenterol, 2009;23:3-9.
4[shii N, Furukawa K, Itoh T, et al. Primary gastric tuberculosis pre- senting as non-healing ulcer and mimicking Crohn's disease. Intern Meal, 2011,50:439-442.
5Soil AH, Graham DY. Peptic ulcer disease. In: Textbook of Gas- troenterology, Yamada, T (Ed), Wiley Blackwell, Oxford, 2009: 936-981.
6Tseng GY, Lin HJ, Fang CT, et al. Recurrence of peptic ulcer in u- raemic and non-uraemic patients after Helicobacter pylori eradica- tion: a 2-year study. Aliment Pharmacol Ther, 2007,26:925-933.
5Pan S,Liao C H,Lien G S. Histological maturity of healed duodenal ulcer and ulcer recurrence after treatment with colloidal bismuth subcitrate or cim etidine[J].{H}Gastroenterology,1991,(05):1187.
6Ramos AF, de Fuccio MB, Moretzsohn LD, et al. Cystic fibrosis,gastroduodenal inflammation, duodenal ulcer, and H. pylori infection:the "cystic fibrosis paradox" revisited[J]. J Cyst Fibros,2013,12(4):377-383.
7Ferrer-Ferrer M,Malespfn-Bendana W,Ramfrez V, et al. Polymorphismsin genes coding for HSP-70 are associated with gastric cancerand duodenal ulcer in a population at high risk of gastric cancerin Costa Rica[J]. Arch Med Res,2013,44(6):467-474.
8Saranya P, Geetha A. Antiulcer activity of Andrographis paniculata(Burm.f.) wall. against cysteamine-induced duodenal ulcer in rats[J]. Indian J Exp Biol,2011,49(7):525-533.