Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung
ETH CHIRP1 Research Grant
Olga Mayenfisch Stiftung
ETH Zürich Foundation (CH) with Hocoma AG
Received: 2 April 2020
Accepted: 11 August 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: The study followed GCP-guidelines and was approved by the local Cantonal Ethics Committee Ticino (CE-TI: EC 2646) and Swissmedic (2013-MD-0002). All subjects gave written informed consent in accordance with the declaration of Helsinki.
: The individual in Fig. InternalRef removed consented to the publication of the photograph.
: The authors declare that they have no competing interests.