RT Journal Article SR Electronic JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 2193 OP 2193 DO 10.3174/ajnr.P0009 VO 36 IS 12 A1 Meltzer, Carolyn YR 2015 UL http://www.ajnr.org/content/36/12/2193.abstract AB