1. Division of Pediatric Sleep Medicine, Departments of Pediatrics, University of Louisville, Louisville, Kentucky
2. Division of Pediatric Sleep Medicine, Departments of Education, University of Louisville, Louisville, Kentucky
3. Division of Pediatric Sleep Medicine, Departments of Pediatrics, University of Louisville, Louisville, Kentucky; Kosair Children's Hospital Research Institute; Department of Pediatrics, 570 South Preston Street, Suite 321; Louisville, Kentucky 40202