Funding for this research was provided by:
Technische Universität München
Received: 11 May 2021
Accepted: 3 December 2021
First Online: 6 December 2021
: The study was approved by the ethics committee of the Medical Faculty of the Technical University of Munich (Date: 20th of January, 2021, Number: 37/21 S-EB). An information letter explaining study details was handed over to all participants. As approved by the ethics committee of the Medical Faculty of the Technical University of Munich, no written consent was deemed necessary; filling in the questionnaires was interpreted as an agreement to participate. All methods were performed in accordance with the ethical guidelines and regulations of the host institution.
: Not applicable.
: The authors declare that they have no competing interests.