1. Department of Psychiatry, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
2. Neurobiology Curriculum, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
3. Master program Neuroscience and Cognition, Brain Center Rudolf Magnus, Department of Neuroscience and Pharmacology, University Medical Center Utrecht, Utrecht 3584 CX, Netherlands.
4. Bowles Center for Alcohol Studies, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
5. Neuroscience Center, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
6. Department of Cell Biology and Physiology, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.