1. Department of Neurology,
2. Department of Medicine,
3. Department of Neurosurgery,
4. Department of Neurology, and
5. Critical Illness, Brain Dysfunction, Survivorship Center,Department of Pulmonary and Critical Care Medicine, Veteran’s Affairs Tennessee Valley Geriatric Research Education and Clinical Center, Vanderbilt University School of Medicine, Nashville, Tennessee
6. Department of Biomedical Sciences Cedars-Sinai Medical Center, Los Angeles, California; and