Bohrer, R. C. D., A. Lodovico, M. R. I. Kertscher, G. Pereira, and A. L. F. Rodacki. “Variability and Reliability of Gait Kinematic Parameters After Controlled Tripping in Older Adults: A Preliminary Study”. Journal of Physical Education , Vol. 29, no. 1, Nov. 2017, p. e-2906, doi:10.4025/jphyseduc.v29i1.2906.