Bag, S., Rahaman, M.Q., Singh, R., Das, C., Mukherjee, D. and Basu, S.K. 2021. Role of a Unique Innovative Device (HEAR-O-SCOPE) in Prevention of Noise Induced Hearing Loss. Bengal Journal of Otolaryngology and Head Neck Surgery. 29, 1 (Jun. 2021), 48-52. DOI:https://doi.org/10.47210/bjohns.2021.v29i1.455.