1. Button battery ingestions: a review of 56 cases;Litoritz;Journal of American Medical Association,1983
2. Tracheo-esophageal fistula secondary to disc battery ingestion;Chiang;American Journal of Otolaryngology,2000
3. Tracheo-esophageal injury secondary to disc battery ingestion;Sigalet;American Journal of Otolaryngology,1988
4. Disc battery ingestion: a review and a management plan;Lavelle-Jones;Journal of Royal College of Surgeons of Edinburgh,1992
5. Spontaneous closure of required tracheo-esophageal fistula;Senthilkumaran;Journal of Otology and Laryngology,1996