@article {Hirsch, author = {J.A. Hirsch and R.V. Chandra and D. Beall and M. Frohbergh and K. Ong}, title = {Reply:}, year = {2020}, doi = {10.3174/ajnr.A6721}, publisher = {American Journal of Neuroradiology}, issn = {0195-6108}, URL = {https://www.ajnr.org/content/early/2020/07/16/ajnr.A6721}, eprint = {https://www.ajnr.org/content/early/2020/07/16/ajnr.A6721.full.pdf}, journal = {American Journal of Neuroradiology} }