1. Abidullah, Hussain H, Ahmad S, et al. Pharmacotherapeutical Study of Peptic Ulcer Disease. International Journal of Research in Applied, Natural and Social Sciences (IMPACT: IJRANSS). 2013;1(3):29‒36.
2. Rashid MN, Soomro AM, Channa NA, et al. Prevalence of different types of peptic ulcer disease and treatment modalaties used by patient in Hyderabad, Sindh. Pak J Physiol. 2016;12(1):6‒9.
3. Epidemiology of perforated peptic ulcer: Age and gender adjusted analysis of incidence and mortality;Thorsen;World Journal of Gastroenterology,2013
4. Suerbaum S, Michetti P. Helicobacter pylori The New England journal of medicine. 2002;347(15):1175‒1186.
5. Gastric Ulcer Complications after the Introduction of Proton Pump Inhibitors into Clinical Routine: 20- Year Experience;Eisner;Visceral Medicine,2017