1. From Sunovion Pharmaceuticals, Marlborough, MA (K.S.K., J.K., S.C.H., H.C., R.G., A.L.); and the Department of Psychiatry, Yale University, the Department of Neuroscience, Yale University School of Medicine, and Behavioral Health Services, Yale New Haven Hospital, New Haven (J.H.K.), and the Clinical Neurosciences Division, Veterans Affairs National Center for PTSD, Veterans Affairs Connecticut Healthcare System, West Haven (J.H.K.) — all in Connecticut.