Abel, N. ., Grant, C. C., & Janse van Rensburg, D. C. (2022). Investigation of the knowledge of South African high school rugby coaches on concussion and the return-to-play protocol. South African Journal of Sports Medicine, 34(1). Abstract Background: Coaches are pivotal in the management of concussed players. Assessing the knowledge of high school rugby coaches with regard to concussion management will enable …