Funding for this research was provided by:
Universitätsklinikum Tübingen
Article History
Received: 23 December 2020
Accepted: 30 April 2021
First Online: 15 May 2021
Declarations
:
: All authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest or non-financial interest in the subject matter or materials discussed in this manuscript.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of the university hospital of Tuebingen (registration number 675/2019BO2).
: Information is anonymized and the submission does not include images that may identify persons.