1. From the Department of Defense–Uniformed Services University Brain Tissue Repository (D.S.P., D.I., C.H.R., D.P.P.), the Departments of Neurology (D.I.), Pathology (D.S.P., D.I., D.P.P.), and Preventative Medicine and Biostatistics (C.H.O.), and the Neuroscience Graduate Program, Department of Anatomy, Physiology, and Genetics (D.I.), F. Edward Hébert School of Medicine, Uniformed Services University, and the Henry M. Jackson Foundation for the Advancement of Military Medicine (D.S.P., D.I., C.H.R.) —...