1. Division of Pulmonary and Critical Care Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland
2. Department of Otolaryngology–Head and Neck Surgery, University Hospitals Cleveland Medical Center, Case Western Reserve University, Cleveland, Ohio
3. Division of General Pediatrics, Department of Pediatrics, Johns Hopkins University School of Medicine, Baltimore, Maryland
4. Sleep Surgery Division, Department of Otolaryngology – Head and Neck Surgery, Stanford University School of Medicine, Palo Alto, California
5. Department of Otorhinolaryngology, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania
6. B’nai Zion Hospital, Technion School of Medicine, Haifa, Israel
7. Department of Otorhinolaryngology, Johns Hopkins School of Medicine, Baltimore, Maryland