Received: 3 November 2021
Accepted: 9 December 2021
First Online: 18 December 2021
: The study was conducted in accordance with the Declaration of Helsinki and was approved by the local ethics committee (Ethikkommission Nordwest- und Zentralschweiz) on 2 July 2019. All participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.