Corrigendum: The Impact of Aerobic Exercise on Fronto-Parietal Network Connectivity and Its Relation to Mobility: An Exploratory Analysis of a 6-Month Randomized Controlled Trial - Hsu, Chun L.; Best, John R.; Wang, Shirley; Voss, Michelle W.; Hsiung, Robin G. Y.; Munkacsy, Michelle; Cheung, Winnie; Handy, Todd C.; Liu-Ambrose, Teresa (Frontiers in Human Neuroscience, 2017)