1. The urethra of the dog as an experimental model in transurethral surgery;Bulow;Urol. Res.,1976
2. Transurethral laser urethrotomy in man: A preliminary report;Bulow;J. Urol.,1979
3. Laser application for destroying ureteral tumors;Hofstetter;Lasers Surg. Med.,1984
4. Laser treatment of the bladder: Experimental and clinical results;Hofstetter,1985
5. Laser use in urology;Hofstetter,1983