1. Department of Psychiatry, Boston University School of Medicine, Boston, Massachusetts, USA
2. Edith Nourse Rogers Memorial Veterans Hospital, Bedford, Massachusetts, USA
3. Boston University Alzheimer’s Disease and CTE Center, Boston University School of Medicine, Boston, Massachusetts, USA
4. Department of Neurology, Boston University School of Medicine, Boston, Massachusetts, USA
5. Data Coordinating Center, Boston University School of Public Health, Boston, Massachusetts, USA
6. Department of Biostatistics, Boston University School of Public Health, Boston, Massachusetts, USA
7. Department of Pathology, Boston University School of Medicine, Boston, Massachusetts, USA
8. Neurology Service, VA Boston Healthcare System, Boston, Massachusetts, USA
9. Departments of Neurosurgery, and Anatomy & Neurobiology, Boston University School of Medicine, Boston, Massachusetts, USA