1. The IREC National Wildlife Research Institute (CSIC-UCLM-JCCM), Ciudad Real, Spain
2. Chembio Diagnostic Systems Inc., Medford, NY
3. NEIKER, Basque Institute of Agrarian Research and Development, Vizcaya, Spain
4. The Department of Veterinary Pathobiology, Center for Veterinary Health Sciences, Oklahoma State University, Stillwater, OK