Venter, S, D van Rensburg, L Fletcher, and C Grant. 2017. “The Prevalence, Risk Factors Predicting Injury and the Severity of Injuries Sustained During Competition in Professional Mixed Martial Arts in Africa”. South African Journal of Sports Medicine 29 (1): 1-5. https://doi.org/10.17159/2078-516X/2017/v29i1a2939.