Institution: | aRoyal (Dick) School of Veterinary Studies, Department of Clinical Science, University of Edinburgh, Midlothian EH25 9RG, UK;bThe Donkey Sanctuary, Sidmouth, Devon EX10 0NU, UK;cRoyal (Dick) School of Veterinary Studies, Veterinary Biomedical Science, University of Edinburgh, Summerhall, Edinburgh EH9 1QH, UK |