1. Ureteral stent—market analysis;Dulcera Market Analysis,2011
2. Comparison of permanent nephrostomy and permanent cutaneous ureterostomy;Wosnitzer;J Urol,1960
3. Catheterization of the ureters and intravesical segregation of the urine;Boyer;J Am Med Assoc,1910
4. Urology: A View Through the Retrospectroscope;Herman,1973
5. Urinary Stone Disease: The Practical Guide to Medical and Surgical Management;Stoller,2007