1. Wildlife Disease Laboratory, Michigan Department of Natural Resources, 4125 Beaumont Road, Lansing, Michigan 48910-8106, USA
2. Wildlife Division, Michigan Department of Natural Resources, 1990 US–41 S, Marquette, Michigan 49855, USA
3. Wildlife Services, Animal and Plant Health Inspection Service, US Department of Agriculture, 13025 Lake Road, Ironwood, Michigan 49938-8106, USA