VARMA, A.; SAHNI, A. Transcanal endoscopic management of epitympanic cholesteatoma: a promising technique. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 5, n. 3, p. 573–576, 2019. DOI: 10.18203/issn.2454-5929.ijohns20190987. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/1456. Acesso em: 2 nov. 2025.