Georg, Sabine http://orcid.org/0000-0002-1967-1504
Bosle, Catherin
Fischer, Joachim E.
De Bock, Freia
Funding for this research was provided by:
Ministry of science, research, and arts of of the federal state Baden-Württemberg (42-7731.101/11/4)
Article History
Received: 10 May 2019
Accepted: 2 June 2020
First Online: 9 July 2020
Ethics approval and consent to participate
: Ethical approval was granted by the Ethics Committee of the Medical Faculty Mannheim, Heidelberg University (2015-640 N-MA). The teachers’ participation was interpreted as implicit consent to participate in our study. Written informed consent was obtained from parents.
: Not applicable.
: The authors declare that they have no competing interests.