Accepted for Publication: December 28, 2011.
Published Online: July 9, 2012. doi:10.1001/archneurol.2011.3747
Author Contributions:Study concept and design: Perl and Diaz-Arrastia. Acquisition of data: Diaz-Arrastia. Analysis and interpretation of data: Shively, Scher, Perl, and Diaz-Arrastia. Drafting of the manuscript: Shively, Perl, and Diaz-Arrastia. Critical revision of the manuscript for important intellectual content: Shively, Scher, Perl, and Diaz-Arrastia. Statistical analysis: Scher and Diaz-Arrastia. Obtained funding: Diaz-Arrastia. Administrative, technical, and material support: Perl. Study supervision: Perl.
Financial Disclosure: None reported.
Funding/Support: This work was supported by National Institutes of Health grants P30 AG12300 (Core B) and R01 HD048179 and National Institute on Disability and Rehabilitation Research grant H133A020526 (Dr Diaz-Arrastia) and National Institutes of Health grants P50 AG05138 and P01 AG02219 (Dr Perl).
Disclaimer: The views expressed herein are those of the authors and not necessarily those of the Department of Defense or any other agency or component of the US government.
Additional Contributions: We thank Ann McKee, MD, of the Center for the Study of Traumatic Encephalopathy for allowing us (Dr Perl) to review her CTE cases.