Kappner, Nora
Lang, Jessica
Berthold, Anne
Gaum, Petra Maria
Article History
Received: 29 December 2021
Accepted: 18 July 2022
First Online: 2 August 2022
Declarations
:
: The participants had to give their informed consent before starting the questionnaire. As a reward 5 times 10€ vouchers of a big online mail order company were raffled. We confirm that all methods in this study were carried out in accordance with relevant guidelines and regulations and that all experimental protocols were approved by the ethics committee of the University Hospital of RWTH Aachen (EK 139–18).
: Not applicable.
: The authors declare that they have no competing interests.