Shafik, A., K. Schwabe, R. de Villiers, J. Viljoen, and W. Derman. “Stress Fracture of the Thoracic Spine in a Male Rugby Player: A Case Report”. South African Journal of Sports Medicine, vol. 30, no. 1, July 2018, pp. 1-2, doi:10.17159/2078-516X/2018/v30i1a4592.