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Article History

Received: 18 August 2021

Accepted: 31 March 2022

First Online: 8 April 2022

Declarations

:

: The authors respected and abided by the legal version of the Declaration of Helsinki, published by the World Medical Association (WMA), and the University of Erlangen ethics committee (reference number: 133_20 B) approved the study. The study fully respected German and Austrian data protection regulations. All information was gathered anonymously and handled confidentially. Online informed consent was obtained from all participants included in the study.

: Not applicable.

: P.Bo. received support in the last five years from, has served as a speaker for and participated in investigations of InfectoPharm (Germany) and Central Krankenversicherung (Germany). He received grants from the Else Kröner-Fresenius Foundation, Witten/Herdecke University, Märtens-Foundation and Bundeszentrale für gesundheitliche Aufklärung (all Germany).C.A. has received speakers’ honoraria from Bayer Vital, Daichi Sankyo, UCB, Boehringer Ingelheim, Berlin Chemie, MSD Sharp & Dohme, the German Cardiac Society, and the German Diabetes Society during the last five years. He received authors’ honoraria from Schattauer-Verlag, Elsevier and DÄV, and scientific funding from the BMBF and DFG.Y.M., S.B., E.H., I.K., C.F., L.S., P.Be., L.J.-B., F.G., N.H., K.W., E.M. and Y.E. have no conflicts of interest or financial ties to disclose.