IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-7-42606 Original Research Paper A 5 year prospective comparative study of endoscopic versus microscopic tympanoplasty in a tertiary care centre of South India. Vinoth Manimaran Dr. Dr. Somu Lakshmanan Dr. July 2022 11 7 01 02