[1] Copenhagen Univ Hosp, Ctr Clin Intervent Res, Copenhagen Trial Unit, Copenhagen, Denmark
[2] Copenhagen Univ Hosp, Neurosci Ctr, Dept Brain & Spinal Cord Injury, Glostrup, Denmark
[3] Copenhagen Univ Hosp, Neurosci Ctr, Dept Neuroanaesthesiol, Copenhagen, Denmark
[4] Univ Southern Denmark, Fac Hlth Sci, Dept Reg Hlth Res, Odense, Denmark