Text and Data Mining valid from 2018-04-12
Received: 17 November 2017
Accepted: 20 March 2018
First Online: 12 April 2018
Ethics approval and consent to participate
: The study was approved by the local ethics committee at Karlsruhe Institute of Technology on March 24 2017. Prior to the online part of the study, participants were informed that their participation in the online survey would be understood as tacit consent. Prior to the experimental part of the study, informed written consent was obtained from all participants.
: Not applicable.
: The authors declare to have no potential competing interests.
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