Pfortmueller, Carmen A. http://orcid.org/0000-0003-0326-2770
Faeh, Livia
Müller, Martin
Eberle, Balthasar
Jenni, Hansjörg
Zante, Björn
Prazak, Josef
Englberger, Lars
Takala, Jukka
Jakob, Stephan M.
Article History
Received: 14 August 2018
Accepted: 8 April 2019
First Online: 6 May 2019
Ethics approval and consent to participate
: The study was approved by the ethics committee of the Canton of Berne.
: All authors give their consent for publication.
: The authors declare that they have no competing interests.
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