Kernder, Teresa
Doepfner, Manfred
Dose, Christina
Goertz-Dorten, Anja
Article History
Accepted: 27 September 2018
First Online: 1 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study. Written informed consent was obtained from the parents.