CHIGICHERLA, S.; TEWARI, S.; SHARMA, R. D.; NATHANI, R. Sub-glottic cysts causing upper airway obstruction. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 6, n. 6, p. 1203–1205, 2020. DOI: 10.18203/issn.2454-5929.ijohns20202227. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/2181. Acesso em: 25 may. 2025.