1. Bouveret’s Syndrome: an overlooked diagnosis;Ghazi;J. Int. Surg.,2014
2. FACG and Michael Davis DO;Mitchell;Am. J. Gastroenterol.,2006
3. Duodenal obstruction by gallstones;Lowe;Endoscopy.,2005
4. Uncommon presentation of a common disease – Bouveret’s Syndrome: a case report and systematic review of literature;Al-Habbal;World J. Gastroenterol.,2017
5. Bouveret’s Syndrome: gallstone ileus causing gastric outlet obstruction;Lawther;Ulst. Med. J.,2000