Krutsch, Werner
Lehmann, Jennifer
Jansen, Petra
Angele, Peter
Fellner, Birgit
Achenbach, Leonard
Krutsch, Volker
Nerlich, Michael
Alt, Volker
Loose, Oliver
Funding for this research was provided by:
Verwaltungsberufsgenossenschaft VBG
Article History
Received: 26 January 2019
Accepted: 11 September 2019
First Online: 20 September 2019
Compliance with Ethical Standards
:
: The authors of this study confirm that there is no conflict of interest.
: The study design was approved by the ethical comittee of the University of Regensburg, Germany.