Prondzinsky, R.
Hirsch, K.
Wachsmuth, L.
Buerke, M.
Unverzagt, S.
Article History
Received: 29 March 2017
Revised: 3 July 2017
Accepted: 31 July 2017
First Online: 4 December 2017
Compliance with ethical guidelines
:
: R. Prondzinsky, K. Hirsch, L. Wachsmuth, M. Buerke and S. Unverzagt 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.