References
- Resnick MI, Kurs ED. Extrinsic obstruction of the ureter. In: Walsh PC, Retik AB, Stamey TA, Vaughan ED, editors. Campbell's Urology. 6th ed. Philadelphia: WB Saunders Co., 1992: 533–69.
- Robbe II, Dixon AK. Spontaneous resolution of ureteric obstruction in perianeurysmal retroperitoneal fibrosis. Br J Radiol 1984; 57: 92–5.