Bag, S., M. Q. Rahaman, R. Singh, C. Das, D. Mukherjee, and S. K. Basu. “Role of a Unique Innovative Device (HEAR-O-SCOPE) in Prevention of Noise Induced Hearing Loss”. Bengal Journal of Otolaryngology and Head Neck Surgery, vol. 29, no. 1, June 2021, pp. 48-52, doi:10.47210/bjohns.2021.v29i1.455.