AUTHOR=Shemesh Noam TITLE=Corrigendum: Axon Diameters and Myelin Content Modulate Microscopic Fractional Anisotropy at Short Diffusion Times in Fixed Rat Spinal Cord JOURNAL=Frontiers in Physics VOLUME=8 YEAR=2020 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2020.614131 DOI=10.3389/fphy.2020.614131 ISSN=2296-424X