Sette, Stefania
Gasser, Luciano
Grütter, Jeanine
Article History
Received: 21 January 2019
Accepted: 22 May 2019
First Online: 3 June 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The surveys have all received ethical clearance from the research commission of the University of Teacher Education Lucerne (Toepferstrasse 10, 6004 Lucerne, Switzerland).
: Informed consent was obtained from all individual participants included in the study.