1. Department of Psychology University of Houston Houston Texas USA
2. Menninger Department of Psychiatry and Behavioral Science Baylor College of Medicine Houston Texas USA
3. Department of Family Medicine, School of Medicine Anschutz Medical Campus University of Colorado Aurora Colorado USA
4. University of Nevada Las Vegas Nevada USA
5. Department of Neurology, School of Medicine Anschutz Medical Campus University of Colorado Aurora Colorado USA
6. Anschutz Medical Campus University of Colorado Aurora Colorado USA