Chevalier, Helene M Effect of caudal epidural xylazine on intraoperative distress and post-operative pain in Holstein heifers. [electronic resource] - Veterinary anaesthesia and analgesia Jan 2004 - 1-10 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 1467-2987 Standard No.: 10.1111/j.1467-2995.2004.00140.x doi Subjects--Topical Terms: Analgesia, Epidural--veterinaryAnimalsCattle--physiologyFemaleIntraoperative PeriodLaparoscopy--veterinaryPain, Postoperative--prevention & controlProspective StudiesXylazine--administration & dosage