Nepal, M., P. Rayamajhi, N. Thapa, H. Bhattarai, and R. Shrivastav. “Association of Systemic Diseases With Sudden Sensorineural Hearing Loss”. Journal of Institute of Medicine Nepal, vol. 29, no. 3, July 2008, pp. 25-28, https://nepjol.info/index.php/JIOM/article/view/1191.