Troxler, Renaud
Minoiu, Costin
Vaucher, Paul
Michaud, Katarzyna
Doenz, Francesco
Ducrot, Kewin
Grabherr, Silke
Article History
Received: 10 January 2017
Accepted: 12 July 2017
First Online: 24 July 2017
Compliance with ethical standards
: The following study was approved by the Cantonal Ethics Committees on research involving humans (CER-VD; No. 130/15).
: The authors declare that they have no conflict of interest.