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Authors
Hoffmann, Sascha W.
Dreher, Matthias
Urschitz, Michael S.
Simon, Perikles https://orcid.org/0000-0002-7996-4034
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Funding
Funding for this research was provided by:
Ministry of Education, Science, Youth, and Culture of Rhineland-Palatinate (9312-74 712-0)
Inner-university research promotion program of the Johannes Gutenberg-University of Mainz
German Research Foundation (DFG) and the University of Bayreuth (Open Access Publishing)
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Article History
Received: 16 January 2019
Accepted: 3 December 2019
First Online: 6 January 2020
Ethics approval and consent to participate
: Permission was obtained to perform the study from the supreme authority; the department head of social issues, children, youth, school and health of the city of Mainz. The study protocol was finally approved by the Institutional Review Board of the city of Mainz and the data protection commissioner according to the State Data Protection Act of Rhineland Palatinate. Participation in this study was voluntary and all parents of participants provided written informed consent. To increase the level of anonymity, personal data collection was reduced to a minimum.
: Not applicable.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
