1. Thomas Roth Sleep Disorders & Research Center, Henry Ford Health , 1 Ford Place, Detroit, MI 48202 , USA
2. Department of Obstetrics, Gynecology, and Reproductive Biology, Michigan State University College of Human Medicine , 15 Michigan St NE, Grand Rapids, MI 49503 , USA
3. Sleep Research and Treatment Center, Department of Psychiatry and Behavioral Health, College of Medicine, Penn State University , Hershey, PA 17033 , USA