1. Koret School of Veterinary Medicine (Segev); The Hebrew University of Jerusalem; Rehovot Israel
2. Department of Medicine and Epidemiology (Cowgill); School of Veterinary Medicine; University of California-Davis; Davis CA
3. Blue Star Animal Hospital, Gothenburg, Sweden and PetVett Dyresykehus; Oslo Norway (Heiene)
4. Department of Clinical Sciences (Labato); Foster Hospital for Small Animals; Cummings School of Veterinary Medicine; Tufts University; North Grafton MA
5. Department of Veterinary Clinical Sciences (Polzin); College of Veterinary Medicine; University of Minnesota; St Paul MN