1. Boston University Alzheimer’s Disease Center and CTE Center, Department of Neurology, Boston University School of Medicine, Boston, Massachusetts
2. Department of Pathology and Laboratory Medicine, Boston University School of Medicine, Boston, Massachusetts
3. VA Boston Healthcare System, Boston, Massachusetts
4. Bedford Veterans Affairs Medical Center, Bedford, Massachusetts
5. Department of Biostatistics, Boston University School of Public Health, Boston, Massachusetts
6. National Center for Posttraumatic Stress Disorder, VA Boston Healthcare, Boston, Massachusetts
7. Department of Psychiatry, Boston University School of Medicine, Boston, Massachusetts
8. Department of Electrical & Computer Engineering, Boston University College of Engineering, Boston, Massachusetts
9. Department of Ophthalmology, Boston University School of Medicine, Boston, Massachusetts
10. Department of Neurosurgery, Boston University School of Medicine, Boston, Massachusetts
11. Concussion Legacy Foundation, Boston, Massachusetts
12. Department of Neurosurgery, Emerson Hospital, Concord, Massachusetts
13. Braintree Rehabilitation Hospital, Braintree, Massachusetts
14. Biostatistics and Epidemiology Data Analytics Center, Boston University School of Public Health, Boston, Massachusetts
15. Department of Anatomy and Neurobiology, Boston University School of Medicine, Boston, Massachusetts
16. Center for Biomedical Imaging, Boston University School of Medicine, Boston, Massachusetts
17. Department of Environmental Health, Boston University School of Public Health, Boston, Massachusetts
18. Framingham Heart Study, National Heart, Lung, and Blood Institute, Boston, Massachusetts
19. Department of Epidemiology, Boston University School of Public Health, Boston, Massachusetts