JOHN, N. M.; SHAMANNA, K.; RODRIGUES, A. J. A study on correlation of size and site of tympanic membrane perforation with degree of conductive hearing loss in chronic otitis media. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 5, n. 4, p. 954–959, 2019. DOI: 10.18203/issn.2454-5929.ijohns20192711. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/1362. Acesso em: 16 nov. 2025.