Petrowski, Katja http://orcid.org/0000-0001-7297-2093
Kliem, Sören
Sadler, Michael
Meuret, Alicia E.
Ritz, Thomas
Brähler, Elmar
Article History
Received: 3 November 2017
Accepted: 4 January 2018
First Online: 6 February 2018
Ethics approval and consent to participate
: The study was approved by the institutional review boards of the involved university institutions and all participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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