[1] Johns Hopkins Univ, Sch Med, Dept Psychiat & Behav Sci, 5300 Alpha Commons Dr, Baltimore, MD 21224 USA
[2] Johns Hopkins Univ, Sch Med, Dept Phys Med & Rehabil, Baltimore, MD USA
[3] Univ Colorado, Sch Med, Marcus Inst Brain Hlth, Baltimore, MD USA
[4] Univ Maryland, Sch Med, Dept Epidemiol & Publ Hlth, Baltimore, MD 21201 USA
[5] Brain Injury Assoc Maryland, Baltimore, MD USA
[6] Univ Maryland, Sch Med, VA Maryland Hlth Care Syst, Baltimore, MD 21201 USA