by Velleman, M D, Jansen Van Rensburg, A, Janse Van Rensburg, D C, Strauss, O
Published in The Journal of sports medicine and physical fitness (01.12.2015)

by Jansen van Rensburg, A., Janse van Rensburg, D.C., Fletcher, L., Strauss, G.L., Velleman, M.D., Grant, C.C.
Published in South African journal of sports medicine (01.03.2018)

by van Rensburg, D.C. Janse, Strauss, O, Velleman, M.D, van Rensburg, A. Jansen, Grant, C.C
Published in South African journal of sports medicine (01.07.2015)

by Suleman, Farhana E., MB ChB, FCRad(D)SA, MMED Rad(D)Medunsa, Velleman, Mark D., MB ChB, FCRad(D)SA, MMED Rad(D)UP
Published in The spine journal (01.10.2012)