1. Case Western Reserve University School of Medicine, Cleveland, Ohio;
2. Department of Neurosurgery and
3. Neurological & Behavioral Outcomes Center, University Hospitals Cleveland Medical Center, Cleveland, Ohio;
4. Department of Neurology, Division of Neurocritical Care, University of Miami Miller School of Medicine, Miami, Florida; and
5. Department of Neurosurgery, Oregon Health & Science University, Portland, Oregon