Sarker, Md Zakaria, Muhammad Rafiqul Islam, Utpal Dutta, Debabrota Roy, AHM Nur, SM Wahid, and Md Abu Hanif. “Preoperative Evaluation and Surgical Outcome of Cochlear Implantation in NIENT”. Bangladesh Journal of Otorhinolaryngology 26, no. 2 (December 10, 2020): 128-135. Accessed June 16, 2021. https://www.banglajol.info/index.php/BJO/article/view/50640.