1 UCLA Jane and Terry Semel Institute for Neuroscience and Human Behavior, Center for Health Services and Society, Los Angeles, USA. ehfletcher@mednet.ucla.edu.
2 UCLA/VA Center of Excellence on Veteran Resilience and Recovery, Los Angeles, CA, USA. ehfletcher@mednet.ucla.edu.
3 Desert Pacific Mental Illness Research, Education, and Clinical Center (MIRECC), VA Greater Los Angeles Healthcare System, Los Angeles, USA. ehfletcher@mednet.ucla.edu.
4 UCLA/VA Center of Excellence on Veteran Resilience and Recovery, Los Angeles, CA, USA.
5 Desert Pacific Mental Illness Research, Education, and Clinical Center (MIRECC), VA Greater Los Angeles Healthcare System, Los Angeles, USA.
6 Health Services Research & Development (HSR&D), Center for the Study of Healthcare Innovation, Implementation, & Policy, VA Greater Los Angeles Healthcare System Health Services, Los Angeles, USA.
7 Department of Psychiatry and Biobehavioral Sciences, UCLA David Geffen School of Medicine, Los Angeles, USA.
8 UCLA Jane and Terry Semel Institute for Neuroscience and Human Behavior, Center for Health Services and Society, Los Angeles, USA.
9 UCLA Center for Social Medicine and Humanities, Los Angeles, USA.
10 UCLA Fielding School of Public Health, Los Angeles, USA.