1. George Washington University, Rockville, Maryland.
2. University of Pittsburgh, Pittsburgh, Pennsylvania.
3. University of Oklahoma, Oklahoma City, Oklahoma.
4. VeraLight, Inc., Albuquerque New Mexico.
5. National Institute of Diabetes and Digestive and Kidney Diseases, Bethesda, Maryland.
6. University Hospitals Case Medical Center, Cleveland, Ohio.
7. University of Toronto, Toronto, Ontario, Canada.