Shil, B. C., Saha, M., Uddin, M. R., Saifullah, A., Habib, M. R., Mahbub, I. and Rashid, M. U. (2021) “Impact of Endoscopic Ultrasound in Evaluation of Upper Abdominal Pain”, Medicine Today, 33(1), pp. 1–6. doi: 10.3329/medtoday.v33i1.52148.