Affiliation: | 1. Departments of Clinical Sciences, Cummings School of Veterinary Medicine, Tufts University, North Grafton, MA;2. Environmental and Population Health, Cummings School of Veterinary Medicine, Tufts University, North Grafton, MA;3. Biomedical Sciences, Cummings School of Veterinary Medicine, Tufts University, North Grafton, MA |