1. The determination of the validity of an application-based knee-training device. Issue 5 (20th October 2019) Authors: Horstmann, Hauke; Krost, Eva; Welke, Bastian; Kerling, Arno; Hanke, Alexander; Jakubowitz, Eike; Weber-Spickschen, Thomas Sanjay Journal: Assistive technology Issue: Volume 31:Issue 5(2019) Page Start: 259 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗