1. Postoperative use of analgesics in dogs and cats by Canadian veterinarians;Dohoo;Can Vet J,1996
2. Prescription and use of analgesics in dogs and cats in a veterinary teaching hospital: 258 cases (1983–1989);Hansen;JAVMA,1993
3. Current British veterinary attitudes to perioperative analgesia for cats and small mammals;Lascelles;Vet Rec,1999
4. Somatic pain—pathogenesis and prevention;Woolf;Br J Anaesth,1995
5. Physiology of pain;Lamont;Vet Clin North Am Small Anim Pract,2000