4Allard P,Bernard P,Fradet Y,et al.The early clinical course of primary Ta and Tl bladder cancer:a proposed prognostic index[J].Br J Urol,1998,81(5),692-698.
5Sylvester RJ,van der Meijden AP,Oosterlinck W,et al.Predicting recurrence and progression in individual patients with stage TaTl bladder cancer using EORTC risk tables:a combined analysis of 2596 patients from seven EORTC trials[J].Eur Urol,2006,49(3),466-477.
6Stein JP.Indications for early cystectomy[J].Urology,2003,62(4):591-593.
7Ghoneim MA,el-Mekresh MM,el-Baz MA,et al.Radical cystectomy for carcinoma of the bladder:critical evaluation of the result in 1026 cases[J].J Urol,1997,158(2):393-399.
8Stein JP,Lieskovsky G,Cote R,et al.Radical cystectomy in the treatment of invasive bladder cancer:long-term results in1054 patients[J].J Clin Oncol,2001,19(3):666-675.
9Cookson MS,Herr HW,Zhang ZF,et al.The treated natural history of high risk superficial bladder cancer:15 year outcome[J].J Urol,1997,158(1),62-67.
10Solsona E,Iborra I,Rubio J,et al.The optimum timing of radical cystectomy for patients with recurrent high-risk superficial bladder tumour[J].BJU Int,2004,94(9):1258-1262.
7Thalmann G.Organ preservation for T1G3 bladder cancer:is it feasible?[J].Eur Urol,2008,53(1):27-29.
8Kirkali Z,Chan T,Manoharan M,et al.Bladder cancer:epidemiology,staging and grading and diagnosis[J].Urology,2005,66(Suppl 1):4-34.
9Rodtiguez-Ahnso A,Pita-Fernandez S,Gonzalez-Carrero J,et al.Multivariate analysis of survival,recurrence,progression and development of mestastasis in T1 and T2a transitional cell bladder carcinoma[J].Cancer,2002,94(6):1677-1684.