VENUGOPAL, M.; SIDDIQUE, S. M. An analysis on evaluation of surgical outcomes in zetaplasty for circumferential collapse of velopharynx: a case series. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 5, n. 5, p. 1259–1263, 2019. DOI: 10.18203/issn.2454-5929.ijohns20193866. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/1568. Acesso em: 1 nov. 2025.