WilliamsC. B., MithchellJ. P.: Carcinoma of the renal pelvis: a review of 43 cases. Brit. J. Urol., 41; 370 (1973).
8.
SchadeR. O. K., SwinneyJ.: The association of urothelial atypism with neoplasia: its importance in treatment and prognosis. J. Urol., 109; 619 (1973).
9.
BatataM. A., WithmoreW. F.jr., HilarisB. S., TokitaN., GrabstaldH.: Primary tumors of the ureter: a review of 77 cases. Read at annual meeting of the Radiological Society of North America, Chicago, Illinois, December 1–6-1974.