1. Cummings School of Veterinary Medicine; Tufts University; North Grafton; MA
2. College of Veterinary Medicine, University of Florida; Gainesville; FL
3. College of Veterinary Medicine, Department of Clinical Sciences; Cornell University; Ithaca; NY
4. Department of Clinical Studies, School of Veterinary Medicine and the Department of Emergency Medicine, School of Medicine; Center for Resuscitation Science University of Pennsylvania; Philadelphia; PA