4Witjes J A,van Balken M R,van de kaa C A. The prognostic Value of a primary inverted papilloma of the urinary tract. J urol, 1997, 158 : 1500 - 1505.
5Mattelaer J, Leonard A, Goddeeris P, et al. Inverted papilloma of bladder: clinical significance. Urology, 1988,32: 192-197.
6Kyriakos M, Royce RK. Multiple simultaneons inverted papillomas of the upper urinary tract: a case report with a review of ureteral and renal pelvic inverted papillomas. Cancer, 1989,63: 368- 380.
7Stein BS, Rosen S, Kendall AR. The association of inverted papilloma and transitional cell carcinoma of the urothelium. J Urol, 1984,131: 751-752.
8Potts IF, Hirst E. Inverted papilloma of the bladder. J Urol, 1963,90: 175-179.
9Tsujimura A, Oka T, Miki T, et al. Clinical studies of inverted papilloma of the bladder. Hinyokika Kiyo,1996,42: 423- 426.
10Witjes JA, van Balken MR, van de Kaa CA. The prognostic value of a primary inverted papilloma of the urinary tract. J Urol, 1997,158:1500-1505.
