Walthert, Laura
Bodenmann, Patrick
Burnand, Bernard
Rodondi, Pierre-Yves http://orcid.org/0000-0003-2007-2995
Article History
First Online: 11 May 2019
Compliance with Ethical Standards
:
: The authors declare that they have no competing interests.
: Participants gave their oral consent before participating in this study.
: The research ethics committee of the canton of Vaud approved the study (date of approval: 07/23/2015).