1. Jane and Terry Semel Institute for Neuroscience and Human Behavior, Department of Psychiatry and Biobehaviroal Sciences at the David Geffen School of Medicine, UCLA, Los Angeles, CA, USA
2. Department of Psychiatry, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
3. UCLA Longevity Center, Los Angeles, CA, USA
4. VA San Diego Healthcare System-Psychology, San Diego, CA, USA