Vorsprach, Monique
Arens, Christoph
Knipping, Stephan
Jechorek, Dörte
Stegemann-Koniszewski, Sabine
Lücke, Eva
Schreiber, Jens
Article History
Received: 22 August 2019
Accepted: 10 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: The study was approved, with the issue of a positive ethical clearance with the reference number 25/10, by the University Hospital Magdeburg Ethics Committee before initiation. All patients gave written informed consent.
: There are no individual patient data. The data acquisition and analysis was performed anonymized.
: The authors declare that they have no competing interests.