1. Department of Psychiatry, Geisel School of Medicine at Dartmouth, Lebanon, New Hampshire, USA.
2. Department of Psychiatry, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire, USA.
3. Department of Psychiatry and Behavioral Neuroscience, University of Cincinnati College of Medicine, Cincinnati, Ohio, USA.
4. Department of Psychiatry, Larner College of Medicine at the University of Vermont, Burlington, Vermont, USA.
5. Department of Mental Health and Behavioral Sciences, White River Junction VA Medical Center, White River Junction, Vermont, USA.