1. Division of Sleep and Circadian Disorders, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts;
2. Pulmonary, Critical Care, and Sleep Medicine, Yale Medicine, Yale University, New Haven, Connecticut;
3. Adelaide Institute for Sleep Health, Flinders Health and Medical Research Institute, Flinders University, Bedford Park, Adelaide, South Australia, Australia;
4. Medical Service, VA Boston Healthcare System, Boston, Massachusetts;
5. Department of Pulmonary Medicine, Koc University, Istanbul, Turkey;
6. Department of Molecular and Clinical Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden;
7. Department of Clinical Sciences, Respiratory Medicine, and Allergology, Faculty of Medicine, Lund University, Lund, Sweden; and
8. Division of Pulmonary, Allergy, and Critical Care Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania