Sprave, Tanja
Welte, Stefan Ezechiel
Bruckner, Thomas
Förster, Robert
Bostel, Tilman
Schlampp, Ingmar
Nicolay, Nils Henrik
Debus, Jürgen
Rief, Harald https://orcid.org/0000-0003-3610-973X
Article History
Received: 24 February 2017
Accepted: 3 January 2018
First Online: 22 January 2018
Ethics approval and consent to participate
: The Independent Ethics Committee of Heidelberg University approved this study on 5 October 2016 (S-483/2016).
: Not applicable.
: The authors declare that they have no competing interests.
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