[1] Charles R Drew Univ Med & Sci, Coll Nursing, Los Angeles, CA USA
[2] UCLA David Geffen Sch Med, Div Gen Internal Med & Hlth Serv Res, Los Angeles, CA USA
[3] Hlth African Amer Families II, Los Angeles, CA USA
[4] Charles R Drew Univ Med & Sci, Community Fac, Los Angeles, CA USA
[5] Kaiser Permanente Bernard J Tyson Sch Med, Dept Hlth Syst Sci, Pasadena, CA USA
[6] USC UCEDD Childrens Hosp Los Angeles, Los Angeles, CA USA
[7] Univ Southern Calif, Keck Sch Med, Los Angeles, CA USA
[8] UCLA Jane & Terry Semel Inst Neurosci & Human Beha, Los Angeles, CA USA
[9] UCLA David Geffen Sch Med, Fielding Sch Publ Hlth, Los Angeles, CA USA
[10] Greater Los Angeles VA Hlth Syst, Los Angeles, CA USA
[11] David Geffen Sch Med, UCLA Natl Clinician Scholars Program, Div Gen Internal Med & Hlth Serv Res, Los Angeles, CA USA
[12] UCLA Sch Nursing, Los Angeles, CA USA
[13] UCLA Sch Nursing, 700 Tiverton Ave,Factor Bldg,Box 956919, Los Angeles, CA 90095 USA