Erratum
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[An error appeared in the article “Dilated Perivascular Spaces: Hallmarks of Mild Traumatic Brain Injury” (Inglese M, Bomsztyk E, Gonen O, et al. AJNR Am J Neuroradiol 2005;26:719–24).](http://www.ajnr.org/lookup/volpage/26/719) 

In the “Results” section of the abstract and the manuscript the following numbers “(2.4 +/− 2.9, *P* < .0003)” should have been replaced with “(3.0 +/− 3.0, *P* = 0.002)”.

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