Gutzwiller, Jean-Pierre
Müller-Bolla, Krisztina
Ferrari, Carlo
Stanga, Zeno
Nydegger, Urs E.
Risch, Lorenz
Risch, Martin
Article History
Received: 6 June 2022
Accepted: 7 April 2023
First Online: 17 May 2023
Declarations
:
: The authors declare no competing interests.
: This study was performed in accordance with the ethical guidelines of the 1957 Declaration of Helsinki, and informed consent was received from all participants. Ethical approval for the present study was obtained from the Cantonal Ethics Committee of Bern (KEK Bern, Study Nr 166/08), Bern, Switzerland. Informed consent to participate was obtained from all participants included in the study.
: not applicable.