1. 1. Siebold : cited by Theile.
2. Über Geschwürbildungen des Gastro-Duodenaltractus im Kindesalter;Theile;Erg. inn. Med.,1919
3. Acute ulcerations of the stomach in children;Shore;Ann. Surg.,1930
4. Lesions of the cardiac orifice of the stomach produced by vomiting;Weiss;J. Amur. Med. Ass.,1932
5. 5. Potter, E.L. : Pathology of The Fetus and The Newborn, Chicago, 1952.