An Observational Study on Functional Outcome of Tympanoplasty in Canal Wall Down Mastoidectomy in Patients with Chronic Otitis Media. BJOHNS [Internet]. 2025 Mar. 20 [cited 2025 Mar. 31];32(2):93-8. Available from: https://bjohns.in/journal23/index.php/bjohns/article/view/142