1. Department of Veterinary Medicine and Surgery; College of Veterinary Medicine; University of Missouri; 900 E. Campus Dr Columbia MO 65211 USA
2. Ellisville Veterinary Hospital; 210 Clarkson Road Ellisville MO 63021 USA
3. Tufts Cummings School of Veterinary Medicine; 200 Westboro Road North Grafton MA 01536 USA
4. Small Animal Internal Medicine; Department of Veterinary Medicine and Surgery; College of Veterinary Medicine; University of Missouri; 900 E. Campus Dr Columbia MO 65211 USA