1. Department of Medicine, University of Virginia School of Medicine, Charlottesville, Virginia;
2. Department of Medicine, Columbia University Vagelos College of Physicians and Surgeons, New York, New York;
3. Division of Sleep and Circadian Sleep Disorders, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts;
4. Division of Pulmonary and Critical Care Medicine, Weill Cornell Medical Center, New York, New York;
5. Department of Medicine, Perelman School of Medicine, Philadelphia, Pennsylvania;
6. Division of Sleep Medicine, Harvard Medical School, Boston, Massachusetts;
7. Program in Medical and Population Genetics, Broad Institute, Cambridge, Massachusetts;
8. Department of Biomedical Engineering, Columbia University, New York, New York;
9. Department of Radiology,
10. Department of Medicine, and
11. Department of Biomedical Engineering, University of Iowa Carver College of Medicine, Iowa City, Iowa;
12. Veterans Affairs Boston Healthcare System, Brigham and Women’s Hospital, Boston, Massachusetts;
13. Department of Epidemiology, Mailman School of Public Health, New York, New York; and
14. Division of Pulmonary, Critical Care, and Sleep Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts