van Groen, Thomas http://orcid.org/0000-0002-1861-7530
Schemmert, Sarah
Brener, Oleksandr
Gremer, Lothar
Ziehm, Tamar
Tusche, Markus
Nagel-Steger, Luitgard http://orcid.org/0000-0001-5232-2149
Kadish, Inga
Schartmann, Elena
Elfgen, Anne
Jürgens, Dagmar
Willuweit, Antje
Kutzsche, Janine
Willbold, Dieter http://orcid.org/0000-0002-0065-7366
Article History
Received: 18 July 2017
Accepted: 15 November 2017
First Online: 24 November 2017
Competing Interests
: The authors declare that they have no competing interests.