Anwar, Maj Syed Onaiz, Shumaila Ambreen, and Hafiz Muhammad Ashraf. “FREQUENCY OF PEPTIC ULCER DISEASE IN PATIENTS OF DYSPEPSIA AN ANALYSIS OF UPPER GASTROINTESTINAL ENDOSCOPY: Frequency of Ulcer Peptic Decease”. Pakistan Armed Forces Medical Journal 60, no. 1 (March 31, 2010): 26–9. Accessed April 19, 2024. https://pafmj.org/PAFMJ/article/view/155.