[1] NINDS, Acute Cerebrovascular Diagnost Unit, NIH, Bethesda, MD 20892 USA
[2] NIH, MTBI2, Bethesda, MD 20814 USA
[3] NINDS, NIH, Bethesda, MD USA
[4] Johns Hopkins Univ, Sch Nursing, Baltimore, MD USA
[5] Henry M Jackson Fdn, Bethesda, MD USA
[6] Univ Maryland, Sch Med, R Adams Cowley Shock Trauma Ctr, Baltimore, MD USA
[7] Univ Penn, Dept Neurol, Philadelphia, PA USA
[8] NIH, Radiol & Imaging Sci, Clin Ctr, Bethesda, MD USA
[9] NINDS, Viral Immunol & Intravital Imaging Sect, NIH, Bethesda, MD USA
[10] NIH, Rehabil Med Dept, Clin Ctr, Bethesda, MD USA