Weschenfelder, Wolfram
Gast-Froehlich, Sabine
Spiegel, Christian
Vogt, Matthias
Hofmann, Gunther O.
Article History
Received: 6 December 2019
Accepted: 6 April 2020
First Online: 25 April 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of the University Hospital Jena (reference number of approval 5018–12/16). Written consent was obtained from every participant of that study.
: Not applicable.
: The authors declare that they have no competing interests.