1. Department of Psychiatry and Human Behavior, College of Medicine, University of California, Irvine, CA, 92697, U.S.A.
2. GB Software, 4607 Perham Rd., Corona del Mar, CA, 92625, U.S.A.
3. Veterans Administration Medical Center, 5901 East 7th St., Long Beach, CA, 90822, U.S.A.
4. National Cognitive Recovery Foundation, Santa Ana, CA, 92075, U.S.A.
5. Acquired Brain Injury Program, Coastline Community College, Costa Mesa, CA, 92626, U.S.A.