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APA Citation
Mc Fie, S., Brown, J., Hendricks, S., Posthumus, M., Readhead, C., Lambert, M., September, A. V., & Viljoen, W. (2016). incidence and Factors Associated With Concussion Injuries at the 2011 to 2014 South African Rugby Union Youth Week Tournaments. Clinical journal of sport medicine, 26(5), . http://access.bl.uk/ark:/81055/vdc_100041977222.0x000022