PT - JOURNAL ARTICLE AU - Nicholson, P. AU - Alshafai, L. AU - Krings, T. TI - Reply: AID - 10.3174/ajnr.A6827 DP - 2020 Oct 15 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2020/10/15/ajnr.A6827.short 4100 - http://www.ajnr.org/content/early/2020/10/15/ajnr.A6827.full