Khan, Mohammad Asif, Najam Khalique, Zulfia Khan, and Abrar Hasan. “Prevalence of Hearing Impairment in Aligarh: A Community Based Study”. International Journal Of Community Medicine And Public Health 5, no. 7 (June 22, 2018): 2926–2930. Accessed October 11, 2025. https://www.ijcmph.com/index.php/ijcmph/article/view/3010.