Burgess T, Vadachalam T, Buchholtz K, Jelsma J. The effect of the contract-relax-antagonist-contract (CRAC) stretch of hamstrings on range of motion, sprint and agility performance in moderately active males: A randomised control trial. SA J Sports Med [Internet]. 2019 Apr. 16 [cited 2024 Nov. 24];31(1):1-5. Available from: https://journals.assaf.org.za/index.php/sajsm/article/view/6091