Lukassen, Soeren http://orcid.org/0000-0001-7045-6327
Bosch, Elisabeth http://orcid.org/0000-0002-4952-2016
Ekici, Arif B. http://orcid.org/0000-0001-6099-7066
Winterpacht, Andreas
Article History
Received: 17 April 2018
Accepted: 20 July 2018
First Online: 11 September 2018
Competing interests
: The authors declare no competing interests.