Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (PZ00P1_161509, PCEFP1_186836)
Received: 9 July 2020
Accepted: 24 November 2020
First Online: 11 December 2020
Ethics approval and consent to participate
: All participants gave written informed consent to participate in the study. The procedure was reviewed and authorized by the institutional and regional ethical committee (Comission Cantonale d’Ethique de la Recherche sur l’être humain, Canton de Vaud (CER-VD) [The Cantonal Commission on Ethics in Human Research, Vaud Canton], protocol 2015–00071), in accordance with the current national legal requirements (Ordinance on Human Research) and the latest version of the declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.