Text and Data Mining valid from 2018-05-09
Received: 28 August 2017
Accepted: 20 April 2018
First Online: 9 May 2018
Ethics approval and consent to participate
: According to the Ethics Committee of the Jena Faculty of Medicine, formal ethical approval was not needed since anonymity of the participating students and data safety were ensured; nor did the study involve any patient data.Study participants completed an electronic informed consent form before beginning the survey.
: The authors declare that they have no competing interests.
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