1. Division of Pulmonary, Allergy, Critical Care, and Sleep Medicine, The Ohio State University Wexner Medical Center, Columbus, OH
2. Division of Pulmonary, Critical Care, and Sleep Medicine, Chang Gung Memorial Hospital, Taoyuan, Taiwan
3. Centre for Sleep Health and Research, Department of Respiratory Medicine, Royal North Shore Hospital, and University of Sydney, Sydney, Australia
4. Center for Sleep and Circadian Neurobiology, Division of Sleep Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
5. Department of Respiratory Medicine and Sleep, Landspitali University Hospital, Reykjavik, Iceland
6. West Australian Sleep Disorders Research Institute, Sir Charles Gairdner Hospital, Nedlands, Australia
7. Center of Sleep Medicine, Charité University Hospital, Berlin, Germany
8. Inserm U1042-HP2 Laboratory (Hypoxia & Pathophysiology), Joseph Fourier University, Grenoble, France
9. Disciplina de Medicina e Biologia do Sono, Departamento de Psicobiologia, Universidade Federal de São Paulo, São Paulo, Brazil
10. Center for Biostatistics, The Ohio State University, Columbus, OH