PT - JOURNAL ARTICLE AU - M. Buller AU - J.P. Karis TI - Reply: AID - 10.3174/ajnr.A5325 DP - 2017 Jul 13 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2017/07/13/ajnr.A5325.short 4100 - http://www.ajnr.org/content/early/2017/07/13/ajnr.A5325.full