• Bonnet, F. & Marret, E. (2005) Influence of anaesthetic and analgesic techniques on outcome after surgery. British Journal of Anaesthesia 95, 52-58
  • Brodbelt, D. C. (2006) The confidential enquiry into perioperative small animal fatalities. PhD Thesis, Royal Veterinary College, University of London
  • Capner, C. A., Lascelles, B. D. X. & Waterman-Pearson, A. E. (1999) Current British veterinary attitudes to perioperative analgesia for dogs. Veterinary Record 145, 95-99
  • Dinniss, A. S., Mellor, D. J., Stafford, K. J., Bruce, R. A. & Ward, R. N. (1997) Acute cortisol responses of lambs to castration using a rubber ring and/or a castration clamp with or without local anaesthetic. New Zealand Veterinary Journal 45, 114-121
  • Dohoo, S. E. & Dohoo, I. R. (1996) Factors influencing the post operative use of analgesics in dogs and cats by Canadian Veterinarians. Canadian Veterinary Journal 37, 552-556
  • Haga, H. A. & Ranheim, B. (2005) Castration of piglets: the analgesic effects of intratesticular and intrafunicular lidocaine injection. Veterinary Anaesthesia and Analgesia 32, 1-9
  • Haga, H. A., Lykkjen, S., Revold, T. & Ranheim, B. (2006) Effect of intratesticular injection of lidocaine on cardiovascular responses to castration in isoflurane-anesthetized stallions. American Journal of Veterinary Research 67, 403-408
  • Hewson, C. J., Dohoo, I. R. & Lemke, K. A. (2006) Perioperative use of analgesics in dogs and cats by Canadian veterinarians in 2001. Canadian Veterinary Journal 47, 352-359
  • Holton, L., Reid, J., Scott, E. M., Pawson, P. & Nolan, A. (2001) Development of a behaviour based scale to measure acute pain in dogs. Veterinary Record 148, 525-531
  • Laflamme, D. (1997) Development and validation of a body condition score system for dogs: a clinical tool. Canine Practice 22, 10-15
  • Mcglone, J. J. & Hellman, J. M. (1988) Local and general anesthetic effects on behavior and performance of two- and seven-week-old castrated and uncastrated piglets. Animal Science 66, 3049-3058
  • Molony, V., Kent, J. E., Hosie, B. D. & Graham, M. J. (1997) Reduction in pain suffered by lambs at castration. Veterinary Journal 153, 205-213
  • Morton, C. M., Reid, J., Scott, E. M., Holton, L. L. & Nolan, A. M. (2005) Application of a scaling model to establish and validate an interval level pain scale for assessment of acute pain in dogs. American Journal of Veterinary Research 66, 2154-2165
  • Murrell, J. C., Psatha, E. P., Scott, E. M., Reid, J. & Hellebrekers, L. J. (2008) Application of a modified form of the Glasgow pain scale in a veterinary teaching centre in the Netherlands. Veterinary Record 162, 403-408
  • Portier, K. G., Jaillardon, L., Leece, E. A. & Walsh, C. M. (2009) Castration of horses under total intravenous anaesthesia: analgesic effects of lidocaine. Veterinary Anaesthesia and Analgesia 36, 173-179
  • Quasha, A. L., Eger, E. I. & Tinker, J. H. (1980) Determination and applications of MAC. Anesthesiology 53, 315-334
  • Raekallio, M., Heinonen, K. M., Kuussaari, J. & Vainio, O. (2003) Pain alleviation in animals: attitudes and practices of Finnish veterinarians. Veterinary Journal 165, 131-135
  • Ranheim, B. & Haga, H. A. (2006) Local anaesthesia for pigs subject to castration. Acta Veterinaria Scandinavica 48(Suppl 1), S13
  • Ranheim, B., Haga, H. A., Andresen, Ø. & Ingebrigtsen, K. (2003) Distribution of radioactive lidocaine injected into the testes in piglets: preliminary results. Proceedings of the 8th World Congress of Veterinary Anaesthesia. Knoxville, TN, USA. p 59. Veterinary Anaesthesia and Analgesia 31
  • Ranheim, B., Haga, H. A. & Ingebrigsen, K. (2005) Distribution of radioactive lidocaine injected into the testis in piglets. Journal of Veterinary Pharmacology and Therapeutics 28, 481-483
  • Reid, J., Nolan, A. M., Hughes, J. M. L., Lascelles, D., Pawson, P. & Scott, E. M. (2007) Development of the short-form of the Glasgow Composite Measure Pain Score (CMPS-SF) and derivation of an analgesic intervention score. Animal Welfare 16, 97-104
  • Stafford, K. J., Mellor, D. J., Todd, S. E., Gregory, N. G., Bruce, R. A. & Ward, R. N. (2002) Effects of local anaesthesia or local anaesthesia plus a non-steroidal anti-inflammatory drug on the acute cortisol response of calves to five different methods of castration. Research in Veterinary Science 73, 61-70
  • Taylor, A. & Weary, D. (2000) Vocal responses of piglets to castration: identifying procedural sources of pain. Applied Animal Behavioral Science 70, 17-36
  • Valverde, A., Doherty, T. J., Hernandez, J. & Davies, W. (2004) Effect of lidocaine on the minimum alveolar concentration of isoflurane in dogs. Veterinary Anaesthesia and Analgesia 31, 264-271
  • Webb, A. I. & O'brien, J. M. (1988) The effect of acepromazine maleate on the anesthetic potency of halothane and isofurane. Journal of the American Animal Hospital Association 24, 609-613
  • White, R. G., Deshazer, J. A., Tressler, C. J., Borcher, S., Davey, A. & Waninge, A. M. (1995) Vocalization and physiological response of pigs during castration with or without a local anesthetic. Journal of Animal Science 73, 381-386
  • Wood, G. N., Molony, V., Fleetwood-Walker, S. M., Hodgson, J. C. & Mellor, D. J. (1991) Effects of local anesthesia and intravenous naloxone on the changes in behaviour and plasma concentration of cortisol produced by castration and tail docking with tight rubber rings in young lambs. Research in Veterinary Science 51, 193-199