BAISAKHIYA, N.; SHUKLA, A.; PANDEY, K. A rare combination of polyp, inverted papilloma and squamous cell carcinoma of sphenoid sinus. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 7, n. 9, p. 1565–1568, 2021. DOI: 10.18203/issn.2454-5929.ijohns20213302. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/3083. Acesso em: 28 mar. 2026.