1. Department of Neuropsychiatry, School of Medicine, Eulji University, Daejeon, Korea
2. Department of Psychiatry, Nowon Eulji Meical Center, Eulji University, Seoul, Korea
3. Department of Neuropsychiatry, Seoul National University Hospital, Seoul, Korea
4. Department of Psychiatry and Behavioral Science, Seoul, Korea
5. Institute of Human and Behavioral Medicine, Seoul National University College of Medicine, Seoul, Korea
6. Department of Preventive Medicine, School of Medicine, Eulji University, Daejeon, Korea
7. Department of Pharmacology, School of Medicine, Eulji University, Daejeon, Korea