Corrigendum: Foot Placement Characteristics and Plantar Pressure Distribution Patterns during Stepping on Ground in Neonates - Sylos-Labini, F.; Magnani, S.; Cappellini, G.; La Scaleia, V.; Fabiano, A.; Picone, S.; Paolillo, P.; Di Paolo, A.; Lacquaniti, F.; Ivanenko, Y. (Frontiers in Physiology, 2017)