TY - JOUR T1 - QWERTY, @, &, # JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. DO - 10.3174/ajnr.A2228 AU - M. Castillo Y1 - 2010/09/02 UR - http://www.ajnr.org/content/early/2010/09/02/ajnr.A2228.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -