M. S., S. R.; KARADE, D. A retrospective clinical study and management of ingested Indian currency coin found in the oesophagus among paediatric age group. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 5, n. 6, p. 1601–1606, 2019. DOI: 10.18203/issn.2454-5929.ijohns20194939. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/1750. Acesso em: 28 apr. 2026.