Leitzen, Christina http://orcid.org/0000-0001-7397-8569
Wilhelm-Buchstab, Timo
Müdder, Thomas
Heimann, Martina
Koch, David
Schmeel, Christopher
Simon, Birgit
Stumpf, Sabina
Vornholt, Susanne
Garbe, Stephan
Röhner, Fred
Schoroth, Felix
Schild, Hans Heinz
Schüller, Heinrich
Article History
Received: 9 October 2017
Accepted: 5 January 2018
First Online: 25 January 2018
Compliance with ethical guidelines
:
: C. Leitzen, T. Wilhelm-Buchstab, T. Müdder, M. Heimann, D. Koch, C. Schmeel, B. Simon, S. Stumpf, S. Vornholt, S. Garbe, F. Röhner, F. Schoroth, H.H. Schild and H. Schüller declare that they have no competing interests.
: This article does not contain any studies with human participants or animals performed by any of the authors.