Schorn, Lara
Schrader, Felix
Depprich, Rita
Lommen, Julian
Kübler, Norbert R.
Holtmann, Henrik
Article History
Received: 10 December 2018
Accepted: 14 June 2019
First Online: 21 June 2019
Ethics approval and consent to participate
: This study was approved by the Ethics-Committee of the University of Duesseldorf (Study number: 5676R).
: Not applicable.
: The authors declare that they have no competing interests.