Corrigendum: A Pipeline for Volume Electron Microscopy of the Caenorhabditis elegans Nervous System - Mulcahy, Ben; Witvliet, Daniel; Holmyard, Douglas; Mitchell, James; Chisholm, Andrew D.; Meirovitch, Yaron; Samuel, Aravinthan D. T.; Zhen, Mei (Frontiers in Neural Circuits, 2019)