Voss, Martin http://orcid.org/0000-0001-8469-8204
Franz, Kea
Steinbach, Joachim P.
Fokas, Emmanouil
Forster, Marie-Thérèse
Filipski, Katharina
Hattingen, Elke
Wagner, Marlies
Breuer, Stella
Article History
Received: 16 October 2018
Accepted: 8 December 2018
First Online: 2 January 2019
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: This study has been accepted by the local ethics committee (SNO_SNO_01–08).