Perveen, Irin, Madhusudan Saha, and Md Badius Salam. “Value of Alarm Features in Dyspepsia for Predicting Significant Organic Lesions in Endoscopy”. Journal of Bangladesh College of Physicians and Surgeons 41, no. 2 (March 30, 2023): 132–140. Accessed July 27, 2024. https://banglajol.info/index.php/JBCPS/article/view/64504.