Steffen, Richard
Burri, Simon
Roten, Fredy-Michel
Huber, Markus
Knapp, Jürgen
Article History
Received: 24 August 2023
Accepted: 22 February 2024
First Online: 26 February 2024
Declarations
:
: The cantonal ethics committee of Bern confirmed that there was no authorisation requirement (Req-2021-01026, 09/07/2021). The investigation was carried out in accordance with the Helsinki declaration and its later amendments and all relevant national guidelines and recommendations.
: We obtained written consent to use the data from all participants.
: Not applicable; the study is anonymous.
: The authors declare that they have no competing interests.