Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (LO 1730/2-3)
Received: 6 April 2020
Accepted: 24 September 2020
First Online: 15 October 2020
Ethics approval and consent to participate
: All surveys received approval from the Institutional Review Board of the Medical Faculty of the University of Düsseldorf. Written informed consent was obtained from all participants.
: Not applicable.
: Three of the co-authors are (or were at the time of the survey) hospital directors in the clinics where the survey was conducted: Jalal Gholami (Nordseeklinik Borkum), Dr. Stefan Hummel: (MEDIAN Klinik Heiligendamm), Dr. Konrad Schultz (Klinik Bad Reichenhall).