1Norris A M, Laing E J,Valli V E, et al. Canine bladder and urethral tumours: a retrospective study of 115 cases[J].Journal of Velerinary Internal Medicine, 1992, 6:145-153.
2FitzgeraLd S D. The urinary bladder and urethra[J].Pathobi ology of the Aging Dog, 2001, 2:146-154.
3Deborah W, Nita W, Dennis B, et al. Naturally-occurring canine transitional cell carcinoma of the urinary bladder A relevant model of human invasive bladder cancer[J].Urologic Oncology, 2000, 5: 47-59.
4Maxie M G, Prescott J F. The urinary system[J].Pathology of Domestic Animals, 1993, 2:536-538.
5Schwarz P D, Wilier R L. Urinary bladder neoplasia in the dog and cat[J]. Problems in Veterinary Medicine, 1989, 1: 128-140.
6Valli V E, Norris A,Jacobs R M, et al. Phthology of Canine Bladder and Urethral Cancer and Correlation with Tumour Pro grssion and Survival[J]. J Comp Path, 1995, 113:113-130.
7Sulma I, Bruce A, Anthony J, et al. Effects of the Cyclooxygenase Inhibitor, Piroxicam, in Combination with Chemotherapy on Tumor Response, Apoptosis, and Angiogenesis in a Canine Model of Human lnvasive Urinary Bladder Cancer[J].Molecular Cancer Therapeutics, 2003, 2:183-188.
