1. Department of Clinical Studies-New Bolton Center; University of Pennsylvania School of Veterinary Medicine; Kennett Square PA
2. Department of Veterinary Clinical Sciences; Ohio State University; Columbus OH
3. Department of Large Animal Sciences; University of Copenhagen; Copenhagen Denmark
4. Health Science Centre; Ontario Veterinary College; University of Guelph; Guelph Canada
5. Equine Department; Vetsuisse Faculty; University of Zurich; Zurich Switzerland
6. Department of Large Animal Internal Medicine; Ghent University; Ghent Belgium
7. Specialist Equine Cardiology Services; Newmarket United Kingdom