C. P. Gabe, L. Santos, D. Krklec, E.-L. Laakso, M. Melloh, and S. Mateo, “Slacklining Improves Functional Independence, Fatigue and Balance 2 Years Post Severe Traumatic Brain Injury: A Single Case Study”, acmcr, vol. 4, no. 3, pp. 527–540, Jun. 2020.