Chowdhury, Amrita, and Shatabdi Das. “An Observational Study of Endoscopic Versus Microscopic Type I Tympanoplasty in Tubotympanic Chronic Otitis Media in a Tertiary Health Care Centre”. International Journal of Otorhinolaryngology and Head and Neck Surgery 7, no. 3 (February 24, 2021): 434–439. Accessed November 16, 2025. https://www.ijorl.com/index.php/ijorl/article/view/2806.