1. Calder J. Medical essays obser 1733;1:205.
2. Duplications of the alimentary tract;Gross,1953
3. Duplications intestinales;Daudet;Ann. Chir. Infant.,1967
4. Michalsky M., Besner G. Alimentary tract duplications eMedicine Journal 2002; 3: 6
5. Some observations on gastric cysts;Rowling;Br. J. Surg.,1959