Published on in Vol 8 , No 6 (2020) :June

1 Gerontechnology and Rehabilitation Group, University of Bern, Bern, Switzerland
2 Neurocenter, Lucerne Cantonal Hospital, Lucerne, Switzerland
3 Department of Rehabilitation Medicine, Amsterdam Movement Sciences, Multiple Sclerosis Center Amsterdam, Amsterdam University Medical Centers, Vrije Universiteit Medical Center, Amsterdam, Netherlands
4 Department of Neurology, Bern University Hospital, Bern, Switzerland