RT Journal Article SR Electronic JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1965 OP 1965 DO 10.3174/ajnr.P0028 VO 37 IS 11 A1 Jeffrey S. Ross YR 2016 UL http://www.ajnr.org/content/37/11/1965.abstract AB