Heindel, T.
Thoma, A.
von Helversen, M.
Schmidt, M.
Schlehahn, A.
Gschrey, M.
Schnauber, P. http://orcid.org/0000-0002-8478-5006
Schulze, J. -H.
Strittmatter, A.
Beyer, J.
Rodt, S.
Carmele, A.
Knorr, A.
Reitzenstein, S.
Article History
Received: 19 December 2016
Accepted: 6 February 2017
First Online: 3 April 2017
Competing interests
: The authors declare no competing financial interests.