Schriever, Valentin Alexander http://orcid.org/0000-0001-5579-2023
Hummel, Thomas
Article History
Received: 29 November 2019
Accepted: 26 May 2020
First Online: 1 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Committee of the Faculty of Medicine of the TU Dresden covering anonymized retrospective and pooled analyses. The study followed the Declaration of Helsinki.