1. VA Medical CenterUniversity of Oklahoma Health Sciences Center Oklahoma City Oklahoma
2. Department of Psychiatry and Behavioral Sciences University of Oklahoma Health Sciences Center Oklahoma City Oklahoma
3. Donald W. Reynolds Department of Geriatric Medicine University of Oklahoma Health Sciences Center Oklahoma City Oklahoma
4. Cognitive Science Research Center University of Oklahoma Norman Oklahoma
5. Department of Psychiatry University of Arkansas for Medical Sciences Little Rock Arkansas
6. Laboratory of Neurogenetics National Institute on Alcohol Abuse and Alcoholism NIH Bethesda Maryland