1. Division of Infectious Disease, Wadsworth Center, New York State Department of Health, Albany, New York, USA
2. Department of Infectious Disease and Global Health, Tufts Cummings School of Veterinary Medicine, North Grafton, Massachusetts, USA
3. Department of Pharmaceutical Chemistry, Macromolecule and Vaccine Stabilization Center, University of Kansas, Lawrence, Kansas, USA
4. Department of Chemistry, University of Kansas, Lawrence, Kansas, USA
5. Department of Biomedical Sciences, University at Albany, SUNY, Albany, New York, USA