T. J. Ellapen, N. Acampora, S. Dawson, J. Arling, C. van Niekerk, and H. J. van Heerden, “Comparison of the effect of semi-rigid ankle bracing on performance among injured v. non-injured adolescent female hockey players”, SA J Sports Med, vol. 26, no. 3, pp. 73–76, Oct. 2014.