1. The Department of Veterinary Science and the Maxwell H. Gluck Equine Research Center and the Department of Toxicology and Cancer Biology University of Kentucky Lexington Kentucky USA
2. Department of Chemistry University of Kentucky Lexington Kentucky USA
3. Center for Pharmaceutical Research and Innovation, College of Pharmacy and Department of Pharmaceutical Sciences, College of Pharmacy University of Kentucky Lexington Kentucky USA
4. Frontier BioPharm, LLC Richmond Kentucky USA
5. Equine Integrated Medicine Georgetown Kentucky USA
6. New York Drug Testing and Research Program Ithaca New York USA
7. Veterinary Diagnostic Lab Section of Toxicology Michigan State University Lansing Michigan USA