1. Department of Internal Medicine; Southern California Veterinary Specialty Hospital; Irvine California 92614 USA
2. Department of Oncology; Inland Valley Veterinary Specialists and Emergency Center; Upland California 91786 USA
3. Department of Psychiatry; Beamount Hospital; Dublin 9 Ireland
4. Department of Critical Care; Veterinary Specialty Center of Delaware; New Castle Delaware 19720 USA
5. Department of Cardiology; IDEXX Laboratories; Westbrook Maine 04092 USA