An Impacted Clamshell in the Duodenum Mistaken for a Gall Stone
Han Jin Cho, Jong Yeol Kim, Ho Chul Lee, Young Oh Kweon, Chang Min Cho, Won Young Tak, Seong Woo Jeon
Korean J Intern Med. 2007;22(4):292-295. Published online 2007 Dec 20 DOI: https://doi.org/10.3904/kjim.2007.22.4.292
Citations to this article as recorded by 
Metalophagia: Splenic artery pseudoaneurysm after foreign body ingestion and retrieval
Jasraj Marjara, Alhareth Al Juboori, Arpit Aggarwal, Ryan M. Davis, Ambarish P. Bhat
Radiology Case Reports.2020; 15(8): 1149. CrossRef
An unusual and fatal case of upper gastrointestinal perforation and bleeding secondary to foreign body ingestion
Rosario Barranco, Tiziana Tacchella, Sara Lo Pinto, Alessandro Bonsignore, Francesco Ventura
Journal of Forensic and Legal Medicine.2016; 41: 72. CrossRef