1. Department of Psychology, Hunter Holmes McGuire VA Medical Center, Richmond, Virginia, and Department of Psychology and Virginia Institute for Psychiatric and Behavioral Genetics, Virginia Commonwealth University
2. Department of Psychology, Hunter Holmes McGuire VA Medical Center, and Virginia Institute for Psychiatric and Behavioral Genetics, Virginia Commonwealth University
3. Department of Psychology and Virginia Institute for Psychiatric and Behavioral Genetics, Virginia Commonwealth University
4. Virginia Institute for Psychiatric and Behavioral Genetics, Virginia Commonwealth University
5. Department of Physical Medicine and Rehabilitation, Hunter Holmes McGuire VA Medical Center, and Department of Physical Medicine and Rehabilitation, Virginia Commonwealth University