1. Primary retroperitoneal tumors. A report of 95 cases and a review of the literature;Donnelly;Surg. Gynec. & Obst.,1946
2. Primary tumors of the retroperitoneum. A clinicopathologic analysis of 162 cases. Review of the literature and tables of classification;Melicow;J. Internat. Coll. Surgeons,1953
3. Primary retroperitoneal tumors. A summation of thirty-three cases;Newman;Arch. Surg.,1950
4. Primary retroperitoneal tumors. A study of 120 cases;Pack;Surg. Gynec. & Obst.,1954
5. Primary retroperitoneal tumors;Pack;Surg. Gynec. & Obst.,1954