Lambrich, Johanna
Muehlbauer, Thomas
Funding for this research was provided by:
Universität Duisburg-Essen
Article History
Received: 21 August 2023
Accepted: 6 June 2024
First Online: 10 June 2024
Declarations
:
: Ethical approval was given by the Human Ethics Committee at the University of Duisburg-Essen, Faculty of Educational Sciences. Participants’ and parents’ written informed consent were obtained prior to the start of the study. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.