TY - RPRT TI - Normal aging affects unconstrained three-dimensional reaching against gravity with reduced vertical precision and increased co-contraction AU - Wittenberg, G. F. AU - Tian, J. AU - Kortzog, N. AU - Wyers, L. AU - Van Halewyck, F. AU - Boisgontier, M. AU - Levin, O. AU - Swinnen, S. P. AU - Jonkers, I. PY - 2020 DO - 10.1101/2020.12.03.410001 UR - https://www.biorxiv.org/content/10.1101/2020.12.03.410001v1 ID - 10.1101/2020.12.03.410001 ER -