1. Department of Oral and Maxillofacial Pathology, Radiology and Medicine, NYU College of Dentistry, New York, NY
2. Center for Sleep Disorders Medicine and Research, Division of Pulmonary and Critical Care Medicine New York Methodist Hospital, Brooklyn, NY
3. Faculté de Médecine Dentaire, Université de Montréal, Montréal, Canada
4. Department of Epidemiology and Health Promotion, NYU College of Dentistry, New York, NY
5. Private practice, Stockholm, Sweden
6. Cancer Trials Office, Mount Sinai Medical Center, New York, NY
7. Departments of Medicine, Neurology and Genetic Medicine, Weill Cornell Medical College, Cornell University, New York, NY