NANDA, M. S.; BHATIA, S.; GUPTA, V. Epidemiology of nasal polyps in hilly areas and its risk factors. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 3, n. 1, p. 77–81, 2016. DOI: 10.18203/issn.2454-5929.ijohns20164788. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/268. Acesso em: 23 oct. 2025.