Benz, Thomas https://orcid.org/0000-0001-6538-0022
Lehmann, Susanne
Gantenbein, Andreas R.
Sandor, Peter S.
Stewart, Walter F.
Elfering, Achim
Aeschlimann, André G.
Angst, Felix
Article History
Received: 22 August 2017
Accepted: 26 February 2018
First Online: 9 March 2018
Ethics approval and consent to participate
: Written informed consent was obtained from all participants in this study. The study protocol was approved by the Local Ethic Commission (Health Department in Aarau, Switzerland, EK AG 2008/026).
: Not applicable.
: The authors declare that they have no competing interests.
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