1. Department of Psychology, School of Behavioral Health, Loma Linda University, Loma Linda, CA, USA
2. Department of Neurology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
3. Greater Los Angeles VA Healthcare System, West Los Angeles, CA, USA
4. Departments of Psychiatry and Bioengineering, University of Illinois, Chicago, IL, USA
5. Laboratory of NeuroImaging, Institute for Neuroimaging and Informatics, Keck School of Medicine of USC, Los Angeles, CA, USA