Bista M, KC T. A comparative study between endoscope assisted transtympanic pop-in tympanoplasty and permeatal underlay tympanoplasty. J. Kathmandu Med. Coll. [Internet]. 2018 May 5 [cited 2024 Nov. 21];6(2):65-8. Available from: https://nepjol.info./index.php/JKMC/article/view/19805