Saha, Madhusudan, Md Anisur Rahman, Mohammad Zakaria, Musammat Aklima Akter Hely, Nasrin Aktar, and Habib Ullah Abir. 2021. “Colonoscopic Yield in Patients With Lower Gastrointestinal Bleeding – A Study of 309 Cases”. Medicine Today 33 (2):120-22. https://doi.org/10.3329/medtoday.v33i2.56056.