1. Department of Veterinary Clinical Sciences; School of Veterinary Medicine; Louisiana State University; 1909 Skip Bertman Drive Baton Rouge LA 70803 USA
2. Department of Clinical Sciences; College of Veterinary Medicine; North Carolina State University; 1060 William Moore Drive Raleigh NC 27607 USA
3. Department of Small Animal Clinical Sciences; College of Veterinary Medicine; University of Florida; 2015 SW 16th Avenue Gainesville FL 32610 USA
4. Royal (Dick) School of Veterinary Studies; Easter Bush Veterinary Centre; University of Edinburgh; Roslin EH25 9RG UK
5. Pet Dermatology Clinic; 9712 63rd Avenue North Maple Grove MN 55369 USA