Institution: | 1. Veterinary Epidemiology, Economics and Public Health Group, Royal Veterinary College, Hatfield, Hertfordshire, UK;2. Institute of Veterinary Animal and Biomedical Sciences, Massey University, Palmerston North, New Zealand;3. Kaipaki Veterinary Services, Windsor Park Stud, Cambridge, New Zealand;4. Equine Research Centre, Institute of Veterinary Animal and Biomedical Sciences, Massey University, Palmerston North, New Zealand |