Sayyed Muddasir Shah, Sahibzada Fawad Khan, Mubashar Ullah Jan, Haider Zaman. “Frequency of Sensorineural Hearing Loss in Chronic Otitis Media”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 05, June 2022, p. 339, doi:10.53350/pjmhs22165339.