ErikssonO., JohannssonS.: Urothelial neoplasms of the upper urinary tract. A correlation between cytologic and histologic findings in 43 patients with urothelial neoplasms of the renal pelvis or ureter. Acta Cytol., 20; 20–25 (1976).
2.
HajduS. I., SavinoA., HajduE. O., KossL. G.: Cytologic diagnosis of renal cell carcinoma with aid of fat strain. Acta Cytol., 15; 31–33 (1971).
3.
KossL. G.: Diagnostic cytology and its histopathologic bases. Third edition. J. B. Lippincott Co., Philadelphia-Toronto 1979.
4.
MurphyW. M., von BucdingerR. P., PoleyR. W.: Primary carcinoma in situ of the renal pelvis and urethra. Cancer, 34; 1126–1130 (1974).
5.
WagleD. G., MooreR. H., MurphyG. P.: Primary carcinoma of the renal pelvis. Cancer, 33; 1642–1648 (1974).