CAO, Minh Thanh et al. PRIMARY CHOLESTEATOMA: SYMPTOMS, DIAGNOSIS AND CLASSIFICATION. Vietnam Journal of Otorhinolaryngology - Head and Neck Surgery, [S. l.], v. 70, n. 71, p. 78–87, 2025. DOI: 10.60137/tmhvn.v70i71.262. Disponível em: https://tapchitaimuihong.vn/index.php/tmh/article/view/262. Acesso em: 19 jan. 2026.