Ormond JK (1948). "Bilateral ureteral obstruction due to envelopment and compression by an inflammatory retroperitoneal process". J. Urol. 59 (6): 1072–9. doi:10.1016/s0022-5347(17)69482-5. PMID18858051.
Ormond JK (1948). "Bilateral ureteral obstruction due to envelopment and compression by an inflammatory retroperitoneal process". J. Urol. 59 (6): 1072–9. doi:10.1016/s0022-5347(17)69482-5. PMID18858051.