Hussmann, Bjoern http://orcid.org/0000-0001-8333-6367
Schoeneberg, Carsten
Jungbluth, Pascal
Heuer, Matthias
Lefering, Rolf
Maek, Teresa
Hildebrand, Frank
Lendemans, Sven
Pape, Hans-Christoph
Article History
Received: 5 December 2017
Accepted: 4 January 2019
First Online: 23 January 2019
Ethics approval and consent to participate
: This study received the full approval in written form by the ethics committee of the University of Duisburg-Essen (internal number: 16-6922-BO).
: Not applicable.
: The authors declare that there are no competing interests.
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