[1] Johns Hopkins Univ, Dept Neurol, Div Neurosci Crit Care, Baltimore, MD 21218 USA
[2] Johns Hopkins Univ, Dept Anesthesia, Div Neurosci Crit Care, Baltimore, MD USA
[3] Johns Hopkins Univ, Dept Crit Care Med, Div Neurosci Crit Care, Baltimore, MD USA
[4] Hennepin Cty Med Ctr, Dept Emergency Med, Minneapolis, MN 55415 USA
[5] Univ Minnesota, Sch Med, Dept Emergency Med, Minneapolis, MN 55455 USA
[6] Johns Hopkins Univ Hosp, Dept Pharm, Baltimore, MD 21287 USA
[7] Hennepin Cty Med Ctr, Dept Internal Med, Minneapolis, MN 55415 USA
[8] Johns Hopkins Univ, Sch Med, Dept Neurol, Div Neurosci Crit Care,Dept Med, Baltimore, MD 21205 USA
[9] Johns Hopkins Univ, Sch Med, Dept Med, Div Neurosci Crit Care,Dept Anesthesia, Baltimore, MD 21205 USA
[10] Johns Hopkins Univ, Sch Med, Dept Med, Div Neurosci Crit Care,Dept Crit Care Med, Baltimore, MD 21205 USA
[11] Johns Hopkins Univ, Sch Med, Dept Neurol, Div Neurosci Crit Care,Dept Neurosurg, Baltimore, MD 21205 USA
[12] Johns Hopkins Univ, Sch Med, Dept Neurosurg, Div Neurosci Crit Care,Dept Anesthesia, Baltimore, MD 21205 USA
[13] Johns Hopkins Univ, Sch Med, Dept Neurosurg, Div Neurosci Crit Care,Dept Crit Care Med, Baltimore, MD 21205 USA