1. Healthy Living & Exercise Medicine Associates, Ithaca, New York;
2. Stadia Sports Medicine, West Des Moines, Iowa;
3. Emory University, Atlanta, Georgia;
4. Spaulding Rehabilitation Hospital, Boston, Massachusetts;
5. Intermountain Healthcare, Salt Lake City, Utah;
6. Zillion RestoreHealth, Needham, Massachusetts;
7. Duke University, Durham, North Carolina; and
8. University of Minnesota Medical School, Minneapolis, Minnesota.