Bernhard, Michael
Döll, Stephanie
Kramer, Andre
Weidhase, Lorenz
Hartwig, Thomas
Petros, Sirak
Gries, André
Article History
Received: 4 May 2020
Accepted: 7 August 2020
First Online: 17 August 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of the Medical Faculty of the University of Leipzig, Germany (264–14-25082014 and amendment 478/16-EK).
: Not applicable.
: The authors declare that they have no competing interests.