Shaharuddin, Sismaherni bt Suardi, and Srinivas Mondam. “The Effectiveness of Static and Dynamic Stretching on Hamstring Flexibility After 4-Weeks Training to Prevent the Risk of Injuries”. Malaysian Journal of Medical and Biological Research, vol. 4, no. 1, June 2017, pp. 7-14, https://doi.org/10.18034/mjmbr.v4i1.417.