Mazumder, Md Wahiduzzaman, Md Rukunuzzaman, Atiar Rahman, SM Baqui Billah, Kaniz Sultana, and ASM Bazlul Karim. 2017. “Upper GI Endoscopy in Children: An Experience from Bangabandhu Sheikh Mujib Medical University (BSMMU)”. Bangladesh Journal of Child Health 40 (1):17-20. https://doi.org/10.3329/bjch.v40i1.31549.