1. Division of Pulmonary, Critical Care and Sleep, The Ohio State University, Columbus, Ohio
2. Military Entrance Processing Station, Mountain View, California
3. Concentra, Inc., Grand Rapids, Michigan
4. OccuMedix, Inc., Dresher, Pennsylvania
5. Center for Injury Research and Policy, Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
6. Division of Pulmonary and Critical Care Medicine, Center for Sleep Medicine, Mayo Clinic, Rochester, Minnesota
7. Sleep Medicine Center, Washington University School of Medicine, St. Louis, Missouri
8. Saint Thomas Medical Partners - Sleep Specialists, Nashville, Tennessee
9. Veteran Affairs Greater Los Angeles Healthcare System, North Hills, California
10. David Geffen School of Medicine at the University of California, Los Angeles, California
11. Sleep Medicine, Millennium Physician Group, Fort Myers, Florida
12. Department of Medicine, Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey
13. Division of Pulmonary Critical Care and Sleep Medicine, University of Washington, Seattle, Washington
14. Department of Pediatrics, Case Western Reserve University School of Medicine, Cleveland, Ohio
15. Wayne State University, Detroit, Michigan
16. University of Michigan Sleep Disorders Center, University of Michigan, Ann Arbor, Michigan
17. Emory Sleep Center and Department of Neurology, Emory University School of Medicine, Atlanta, Georgia
18. Division of Sleep Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania
19. Corporal Michael Crescenz VA Medical Center, Philadelphia, Pennsylvania