“Clinical Study of Upper Abdominal Pain in Hospitalised Patients in Medicine Unites of a Medical College in Dhaka City (Study of 104 Cases)”. Journal of Dhaka Medical College 20, no. 2 (May 6, 2012): 124–133. Accessed July 9, 2026. https://banglajol.info/index.php/JDMC/article/view/10538.