Singh, C., C. Singh, and A. Singh. “A Prospective Study of Effect of Onset Type 2 Diabetes Mellitus on Hearing in a Tertiary Care Hospital”. International Journal of Health and Clinical Research, vol. 4, no. 5, Mar. 2021, pp. 303-5, https://ijhcr.com/index.php/ijhcr/article/view/1140.