[1] Charles R Drew Univ Med & Sci, Sch Nursing, 1621 E 120th St, Los Angeles, CA 90059 USA
[2] Charles R Drew Univ Med & Sci, Coll Med, Dept Family Med, 1621 E 120th St, Los Angeles, CA 90059 USA
[3] Charles R Drew Univ Med & Sci, Dept Publ Hlth, 1621 E 120th St, Los Angeles, CA 90059 USA
[4] Univ Calif Los Angeles, Dept Family Med, Los Angeles, CA 90095 USA
[5] Charles R Drew Univ Med & Sci, Coll Med, Dept Psychiat & Human Behav, 1621 E 120th St, Los Angeles, CA 90059 USA
[6] Univ Calif Los Angeles, Dept Psychiat & Biobehav Sci, Los Angeles, CA 90095 USA