1. Departments of Psychiatry and Behavioral Sciences (Roy, Yan, Leoutsakos, Rao, Peters) and Physical Medicine and Rehabilitation (Bechtold), Johns Hopkins University, Baltimore; Department of Pharmacology and Physiology, Georgetown University, Washington, DC (Ghosh); ImmunArray, Inc., Richmond, Virginia (Van Meter); University of Michigan Medical School, Ann Arbor (Falk, Korley).