Uchenna S. Uchendu is with the United States Department of Veterans Affairs, Washington, DC. Bennet I. Omalu is with the Department of Pathology, University of California, Davis. David X. Cifu is with the Virginia Commonwealth University School of Medicine, Richmond, and the United States Department of Veterans Affairs Medical Center, Richmond. Leonard E. Egede is with the Medical University of South Carolina, Charleston, and the United States Department of Veterans Affairs Medical Center, Charleston.