1. Department of Psychology, University of California at Los Angeles, Los Angeles, CA, USA
2. Neuroscience Interdepartmental Program, University of California at Los Angeles, Los Angeles, CA, USA
3. Department of Psychiatry and Biobehavioral Sciences, University of California at Los Angeles, Los Angeles, CA, USA
4. Jane & Terry Semel Institute for Neuroscience and Human Behavior, University of California, Los Angeles, CA, USA
5. Cousins Center for Psychoneuroimmunology, University of California at Los Angeles, Los Angeles, CA, USA
6. Brain Research Institute, University of California, Los Angeles, CA, USA