Williams, L S The use of tiletamine-zolazepam-ketamine-xylazine anesthesia for feral cat sterilization. [electronic resource] - Veterinary anaesthesia and analgesia Apr 2002 - 98 p. digital Publication Type: Journal Article ISSN: 1467-2995 Standard No.: 10.1046/j.1467-2995.2002.00078_3.x doi