Wein, Martin
Huelter-Hassler, Diana
Nelson, Katja
Fretwurst, Tobias
Nahles, Susanne
Finkenzeller, Guenter
Altmann, Brigitte
Steinberg, Thorsten
Article History
Received: 22 March 2017
Accepted: 27 December 2017
First Online: 11 January 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.