1. Division of Veterinary Clinical Science; Royal (Dick) School of Veterinary Studies; University of Edinburgh, Easter; Bush Veterinary Centre, Easter Bush; Roslin Midlothian EH25 9RG
2. Newmarket Equine Hospital, Greenwood Ellis & Partners; 166 High Street Newmarket CB9 9WS
3. The Boyd-Orr Centre for Population and Ecosytem Health; University of Glasgow; 486 Bearsden Road Glasgow G61 1QH