1. Tumors of the ureter;Moore;Br J Surg,1941
2. Primary benign and malignant tumors of the ureter;Abeshouse;Am J Surg,1956
3. Tumors of ureter and renal pelvis;Gittes,1979
4. Primary benign tumors of ureter, review of literature and report of a case;Melicow;Surg Gynecol Obstet,1932
5. Primary benign tumor of the ureter;Argue;Urol Cutan Rev,1934