1. Department of Veterinary Population Medicine University of Minnesota St Paul MN USA
2. Fish and Wildlife Research Institute Florida Fish and Wildlife Conservation Commission Naples FL USA
3. Fish and Wildlife Research Institute, Florida Fish and Wildlife Conservation Commission Gainesville FL USA
4. Department of Microbiology, Immunology, and Pathology Colorado State University Fort Collins CO USA
5. Department of Ecology, Evolution and Behavior University of Minnesota St Paul MN USA