Baadte, Christiane
Article History
Received: 9 March 2018
Revised: 6 November 2018
Accepted: 23 November 2018
First Online: 16 December 2018
Compliance with ethical standards
: Prior to the study, all participants were informed about the aims of the study, methods, sources of funding, any possible conflicts of interest, and institutional affiliations of the researchers. All subjects participated voluntarily. According to the Declaration of Helsinki, written informed consent was obtained from all participants and the experimental procedures were approved by the local ethics committee. In addition, for the students displayed in the video vignettes, consent was also obtained from their parents and only the students who had returned the written agreement of their parents were video-taped.