Repeatability of the three dimensional kinematics of the pelvis, spine and lower limbs while performing selected exercisesMaria Skublewska-Paszkowska, Edyta Łukasik, Jakub Smołka, Magdalena Zawadka, Mirosław Jabłoński and Piotr GawdaITM Web Conf., 15 (2017) 01006DOI: https://doi.org/10.1051/itmconf/20171501006