1 Institute for Health Promotion and Disease Prevention, Department of Preventive Medicine, Keck School of Medicine, University of Southern California, 2001 N Soto St., 3rd Floor, Los Angeles, CA 90089-9239, USA.
2 Department of Psychology, University of Southern California, 3620 South McClintock Ave, Los Angeles, CA 90089-1061, USA.
3 School of Social Work, University of Southern California, 669 W 34th St, Los Angeles, CA 90089-0411, USA.
4 Sahmyook University, Department of Counseling Psychology, 815 Hwarang-ro, Gongneung 2(i)-dong, Nowon-gu, Seoul, South Korea.
5 Sahmyook University, Department of Nursing, 815 Hwarang-ro, Gongneung 2(i)-dong, Nowon-gu, Seoul, South Korea.