Filtering by: Committee Howell, Leonard, Emory University Remove constraint Committee: Howell, Leonard, Emory University Committee Nygaard, Lynne, Emory University Remove constraint Committee: Nygaard, Lynne, Emory University Keyword acoustic startle response Remove constraint Keyword: acoustic startle response Keyword cocaine Remove constraint Keyword: cocaine School Laney Graduate School Remove constraint School: Laney Graduate School