1. Mayo Sleep Behavior and Neurophysiology Research Laboratory, Rochester, Minnesota
2. Mayo Center for Sleep Medicine, Rochester, Minnesota
3. Department of Neurology, Mayo Clinic and Foundation, Rochester, Minnesota
4. Department of Clinical Neurophysiology, CHU de Nantes, Nantes, France
5. Nantes Université, INSERM, TENS, The Enteric Nervous System in Gut and Brain Diseases, Nantes, France
6. Emory Sleep Center and Department of Neurology, Emory University, Atlanta, Georgia
7. Department of Medicine, Mayo Clinic and Foundation, Rochester, Minnesota
8. Department of Clinical and Translational Science, Mayo Clinic Health System Southwest Wisconsin, La Crosse, Wisconsin