1. Cardiorespiratory effects of sevoflurane, isoflurane, and halothane anesthesia in horses;Grosenbaugh DA;Am J Vet Res,1998
2. A clinical comparison of two anaesthetic protocols using lidocaine or medetomidine in horses;Ringer SK;Vet Anaesth Analg,2007
3. Balanced anesthesia and constant-rate infusions in horses;Valverde A;Vet Clin North Am Equine Pract,2013
4. Analgesic effects of butorphanol in horses: Dose-response studies;Kalpravidh M;Am J Vet Res,1984
5. Visceral analgesia: Effects of xylazine, butorphanol, meperidine, and pentazocine in horses;Muir WW;Am J Vet Res,1985