Chowdhury, M. M. A., Tarafder, K. H., Datta, P. G., Zaman, M., Akhtar, N. and Sultana, K. (2021) “Study on Hearing Impairment in Bangladesh”, Chattagram Maa-O-Shishu Hospital Medical College Journal, 20(1), pp. 72–76. doi: 10.3329/cmoshmcj.v20i1.53592.