1. Brigham and Women’s Hospital, Division of Sleep and Circadian Disorders, Boston, MA, USA
2. Massachusetts Eye and Ear Infirmary, Department of Otolaryngology, Boston, MA, USA
3. Division of Developmental and Behavioral Pediatrics, Children’s Hospital of Philadelphia, Philadelphia, PA, USA
4. Case Western Reserve University School of Medicine, Department of Pediatrics, Cleveland, OH, USA
5. Cincinnati Children’s Hospital Medical Center, Department of Pediatrics, Cincinnati, OH, USA
6. Eastern Virginia Medical School, Department of Otolaryngology Head and Neck Surgery, Children’s Hospitals of The King’s Daughters Department of Pediatric Sleep Medicine, Norfolk, VA, USA
7. University of Michigan, Department of Neurology, Ann Arbor, MI, USA
8. Children’s Hospital of Philadelphia, Division of Otolaryngology, Philadelphia, PA, USA
9. Children’s Hospital of Philadelphia, Department of Pediatrics, Division of Pulmonary and Sleep Medicine, Philadelphia, PA, USA
10. University of Michigan, Department of Otolaryngology – Head and Neck Surgery, Ann Arbor, MI, USA
11. University of Cincinnati College of Medicine, Department of Otolaryngology – Head and Neck Surgery, Cincinnati, OH, USA
12. Cincinnati Children’s Hospital Medical Center, Division of Otolaryngology – Head & Neck Surgery, Cincinnati, OH, USA
13. University of Texas Southwestern, Department of Otolaryngology, Dallas, TX, USA
14. University of Texas Southwestern, Department of Pediatrics, Dallas, TX, USA
15. University Hospitals Rainbow Babies & Children’s Hospital, Department of Pediatrics, Cleveland, OH, USA
16. University Hospitals Rainbow Babies & Children’s Hospital, Department of Otolaryngology, Cleveland, OH, USA
17. Harvard T.H. Chan School of Public Health, Department of Epidemiology, Boston, MA, USA