Konerding, Marita http://orcid.org/0000-0001-8299-4819
Bergström, Kirstin http://orcid.org/0000-0002-4947-7980
Lachmann, Thomas http://orcid.org/0000-0002-6901-5935
Klatte, Maria http://orcid.org/0000-0002-9977-7973
Funding for this research was provided by:
Bundesministerium für Bildung und Forschung (01GJ1401)
Article History
Received: 11 May 2020
Revised: 24 July 2020
Accepted: 17 August 2020
First Online: 31 August 2020
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: Archiving is not mandated but data will be made available on reasonable request.
: This study was performed in line with the principles of the Declaration of Helsinki. Regarding ethical standards, the study was approved by the local State education authority of the State of Bavaria and by the responsible data protection officer (Neu-Ulm, Bavaria, Germany).