ULLAL, A.; AJITH, A. P. Four unusual sinonasal and sinorbital lesions: a case series. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 7, n. 11, p. 1813–1816, 2021. DOI: 10.18203/issn.2454-5929.ijohns20214235. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/3194. Acesso em: 16 nov. 2025.