Wildermuth, Raphael
Speck, Klaus
Haut, Franz-Lucas
Mayer, Peter
Karge, Bianka
Brönstrup, Mark http://orcid.org/0000-0002-8971-7045
Magauer, Thomas
Article History
Received: 1 August 2017
Accepted: 2 November 2017
First Online: 12 December 2017
Competing interests
: The authors declare no competing financial interests.