1. US Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, Alaska 99508, USA
2. Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, Department of Population Health, The University of Georgia, 589 D. W. Brooks Drive, Athens, Georgia 30602, USA
3. Department of Veterinary Medicine, University of Maryland College Park, Virginia–Maryland Regional College of Veterinary Medicine, 8075 Greenmead Drive, College Park, Maryland 20742, USA
4. Centro de Estudios en Salud, Universidad del Valle de Guatemala (CES-UVG), 18 avenida 11-95 zona 15 Vista Hermosa III, Guatemala City 01015, Guatemala
5. US Fish and Wildlife Service, Texas Chenier Plain Refuge Complex, PO Box 278, 4017 FM 563, Anahuac, Texas 77514, USA
6. Louisiana Department of Wildlife and Fisheries, 2000 Quail Drive, Room 436, Baton Rouge, Louisiana 70808, USA
7. Department of Pathology, College of Veterinary Medicine, The University of Georgia, 501 D. W. Brooks Drive, Athens, Georgia 30602, USA
8. City of Beaumont Wastewater Treatment Plant, 4900 Lafin Road, Beaumont, Texas 77705, USA
9. Department of Population Health, College of Veterinary Medicine, The University of Georgia, 501 D. W. Brooks Drive, Athens, Georgia 30602, USA
10. US Geological Survey, National Wildlife Health Center, 6006 Schroeder Road, Madison, Wisconsin 53711, USA