Rupp, Rüdiger, University Hospital Heidelberg, Spinal Cord Injury Center, Heidelberg, Germany Franz, Steffen, University Hospital Heidelberg, Spinal Cord Injury Center, Heidelberg, Germany Berberich, Monika, University Hospital Heidelberg, Spinal Cord Injury Center, Heidelberg, Germany Rohm Martin, University Hospital Heidelberg, Spinal Cord Injury Center, Heidelberg, Germany Eck, Ute, Universi...