1. UCLA Jane & Terry Semel Institute for Neuroscience & Human Behavior, Los Angeles, CA, USA
2. David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
3. UCLA Fielding School of Public Health, Los Angeles, CA, USA
4. RAND Corporation, Santa Monica, CA, USA
5. VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA
6. UCLA School of Nursing, Los Angeles, CA, USA