Wiegand, Stephanie
Zakrzewski, Silke S.
Eichner, Miriam
Schulz, Emanuel
Günzel, Dorothee
Pieper, Robert
Rosenthal, Rita
Barmeyer, Christian
Bleich, André
Dobrindt, Ulrich
Schulzke, Jörg-Dieter
Bücker, Roland
Article History
Received: 7 November 2016
Accepted: 1 March 2017
First Online: 31 March 2017
Competing interests
: The authors declare no competing financial interests.