PACHECO-OJEDA, L.; A., A. O.; C., R. Sinonasal papillomas in Quito, Ecuador. International Surgery Journal, [S. l.], v. 6, n. 1, p. 9–12, 2018. DOI: 10.18203/2349-2902.isj20185456. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/3301. Acesso em: 3 oct. 2025.