Impacted porcelain foreign body in the nasopharynx: a clinical enigma. Bangladesh Journal of Otorhinolaryngology, [S. l.], v. 17, n. 2, p. 139–143, 2011. DOI: 10.3329/bjo.v17i2.8856. Disponível em: https://www.banglajol.info/index.php/BJO/article/view/8856. Acesso em: 29 jun. 2026.