1. University of Washington, Seattle, WA
2. Wayne State University, Detroit, MI
3. Washington State University, Spokane, WA
4. Emory University, Atlanta, GA
5. Pennsylvania State University, University Park, PA
6. University of Pittsburgh, Pittsburgh, PA
7. University of Pennsylvania, Philadelphia, PA
8. Columbia University, New York, NY
9. Stanford University, Stanford, CA
10. Saint Louis University, St. Louis, MO
11. University of California, Los Angeles, Los Angeles, CA
12. Harvard Medical School, Boston, MA
13. The University of Chicago, Chicago, IL
14. National Heart, Lung, Blood Institute, NIH, Bethesda, MD
15. Centers for Disease Control and Prevention, Atlanta, GA
16. Sleep Disorders Institute, New York, NY
17. American Academy of Sleep Medicine, Darien, IL