1. a Department of Psychology , University of Cincinnati , Cincinnati , Ohio , USA
2. b Tri-State Tobacco and Alcohol Research Center, Addiction Sciences Division, Department of Psychiatry and Behavioral Neuroscience , University of Cincinnati College of Medicine , Cincinnati , Ohio , USA
3. c VA San Diego Healthcare System , San Diego , California , USA
4. d Department of Psychiatry , University of California, San Diego, School of Medicine , San Diego , California , USA
5. e Division of Bipolar Disorders Research, Department of Psychiatry and Behavioral Neuroscience , University of Cincinnati College of Medicine , Cincinnati , Ohio , USA