Funding for this research was provided by:
Received: 6 September 2020
Accepted: 10 March 2021
First Online: 2 April 2021
: All relevant study-related documents were submitted to the Ethics Committee of the Medical Faculty of the Ludwig-Maximilians-Universität München prior to the start of the study (project number: 18–431, development phase) (project number: 19–192, feasibility study). Each participant had to sign a written informed consent form prior to enrolment.
: All patients gave consent for the publication of anonymised data.
: The authors declare that they have no competing interests.