Funding for this research was provided by:
Universitätsklinikum Schleswig-Holstein - Campus Kiel
Received: 4 December 2020
Accepted: 17 May 2021
First Online: 2 June 2021
: The study was approved by the Ethics Committee of the Medical Faculty of the Christian Albrechts University in Kiel (A126/14). Written informed consent was obtained from the patient’s legal representatives prior to study inclusion.
: Consent for publication of pseudonymized data was obtained with the written informed consent to participate in the study.
: DS and TB received lecture fees from Drägerwerk AG & Co. KGaA. The other authors report no competing interests.