[1] Univ Washington, Dept Med, Sch Med, Seattle, WA USA
[2] Harborview Med Ctr, Seattle, WA USA
[3] Univ Washington, Dept Social Work, Med Ctr, Seattle, WA USA
[4] Univ Washington, Dept Pediat, Sch Med, Seattle, WA USA
[5] Seattle Childrens Res Inst, Ctr Clin & Translat Res, Seattle, WA USA
[6] Univ Washington, Dept Pediat, Sch Med, 1959 NE Pacific St, Seattle, WA 98195 USA