1. Brigham and Women's Hospital, 1861, Boston, Massachusetts, United States
2. 7. Division of Sleep Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts, United States
3. Medical Expert at GlaxoSmithKline, Lexington, Kentucky, United States
4. University of Ketucky, Epidemiology , Lexington, Kentucky, United States
5. Brigham and Women's Hospital, 1861, Medicine, Boston, Massachusetts, United States;