1. Bickenbach, J., Bodine, C., Brown, D., Burns, R., Campbell, D., Cardenas, S., Charlifue, S., Chen, Y., Gray, D., Li, L., Officer, A., Post, M., Shakespeare, T., Sinnott, A., von Groote, P., Xiong, X.: International Perspectives on Spinal Cord Injury. World Health Organization, Geneva (2013)
2. Krebs, H.I., Volpe, B.T.: Rehabilitation robotics. Handb. Clin. Neurol. 110, 283–294 (2013)
3. Yakimovich, T., Lemaire, E.D., Kofman, J.: Engineering design review of stance-control knee-ankle-foot orthoses. J. Rehabil. Res. Dev. 46(2), 257–267 (2009)
4. Beil, J., Perner, G., Asfour, T.: Design and control of the lower limb exoskeleton KIT-EXO-1. In: Proceedings IEEE International Conference on Rehabilitation Robotics, pp. 119–124. Singapore (2015)
5. Sawicki, G., Ferris, D.: A pneumatically powered knee-ankle-foot orthosis (KAFO) with myoelectric activation and inhibition. J. Neuroeng. Rehabil. 6(23), 1–16 (2009)