1. VA Portland Health Care System, Portland, Oregon
2. Department of Behavioral Neuroscience, Oregon Health and Science University, Portland, Oregon
3. Department of Neurology, Oregon Health and Science University, Portland, Oregon
4. School of Nursing, Oregon Health and Science University, Portland, Oregon
5. Department of Biological Sciences, Northern Arizona University, Flagstaff, Arizona
6. Center to Improve Veteran Involvement in Care, VA Portland Health Care System, Portland, Oregon
7. Department of Psychiatry, Oregon Health and Sciences University, Portland, Oregon
8. Department of Neurological Surgery; Oregon Health and Science University, Portland, Oregon
9. Department of Medicine, Division of Pulmonary and Critical Care Medicine, Oregon Health and Science University, Portland, Oregon
10. Oregon Institute of Occupational Health Sciences, Oregon Health and Science University, Portland, Oregon