1. University of New Mexico, Albuquerque
2. Stanford University, Palo Alto, California
3. Centura Health, Westminster, Colorado
4. University of Virginia, Charlottesville
5. Minneapolis Medical Research Foundation, Minneapolis, Minnesota
6. University of Utah, Salt Lake City
7. Uniformed Services University of the Health Sciences, Bethesda, Maryland
8. Hennepin County Medical Center, Minneapolis, Minnesota