VARADHARAJAN, R.; SAHITHYA, S.; VENKATESAN, R.; GUNASEKARAN, A.; SURESH, S. An endoscopic study on the prevalence of the accessory maxillary ostium in chronic sinusitis patients. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 6, n. 1, p. 40–44, 2019. DOI: 10.18203/issn.2454-5929.ijohns20195211. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/1910. Acesso em: 16 nov. 2025.