Aggarwal, D., S. Vemu, and S. Kapur. “Tympanoplasty With and Without Cortical Mastoidectomy in Treatment of Inactive Mucosal Chronic Otitis Media”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 5, no. 4, June 2019, pp. 858-65, doi:10.18203/issn.2454-5929.ijohns20192554.