Zulkifli, Muhd Faiz Bin, and Lokman Bin Saim. “Bell’s Palsy Due to Congenital Cholesteatoma of Petrous Apex: A Case Report”. Bangladesh Medical Journal 47, no. 1 (August 28, 2019): 41–43. Accessed January 23, 2022. https://banglajol.info/index.php/BMJ/article/view/42824.