Reliability and repetition effect of the center of pressure and kinematics parameters that characterize trunk postural control during unstable sitting test Tuesday, 4 April 2017 | Biomecánica y salud Barbado, D., Moreside, J., y Vera-Garcia, F. J. (2016). Reliability and repetition effect of the center of pressure and kinematics parameters that characterize trunk postural control during unstable sitting test. PM&R, 9(3), 219-230.