1. Benign neoplasms of the small intestine;River;Int. Abstr. Surg.,1956
2. Tumors of the intestines. Atlas of tumor pathology;Wood,1967
3. Gastroenterology;Bockus,1964
4. Papillary adenoma of the duodenum producing obstruction;Macumber;Gastroenterology,1949
5. Polypoid glandular tumors of the small intestine;Gannon;Surg. Gynec. Obstet.,1962