1. Department of Wildland Resources Utah State University Logan Utah USA
2. National Wildlife Disease Program, Wildlife Services, Animal and Plant Health Inspection Service, United States Department of Agriculture Fort Collins Colorado USA
3. Wildlife Disease Diagnostic Laboratory Wildlife Services, Animal and Plant Health Inspection Service, United States Department of Agriculture Fort Collins Colorado USA
4. Wildlife Services, Animal and Plant Health Inspection Service, United States Department of Agriculture Fort Collins Colorado USA
5. National Wildlife Research Center, Wildlife Services, Animal and Plant Health Inspection Service, United States Department of Agriculture Fort Collins Colorado USA