Ziemann, Miriam
Fimmers, Rolf
Khaleeva, Anastasiia
Schürg, Rainer
Weigand, Markus A.
Kohl, Thomas
Article History
Received: 22 May 2017
Accepted: 3 January 2018
First Online: 16 January 2018
Compliance with ethical standards
:
: Mrs Ziemann and Khaleeva as well as Drs. Fimmers, Schürg, Weigand, and Kohl have no conflicts of interest or financial ties to disclose.