van der Scheer, Jan W., Sonja de Groot, Marga Tepper, Willemijn Faber, ALLRISC group, DirkJan H. Veeger, and Lucas H.V. van der Woude. 2015. “Low-Intensity Wheelchair Training in Inactive People With Long-Term Spinal Cord Injury: A Randomized Controlled Trial on Fitness, Wheelchair Skill Performance and Physical Activity Levels”. Journal of Rehabilitation Medicine 48 (1):33-42. https://doi.org/10.2340/16501977-2037.