Isakin, Olga http://orcid.org/0000-0002-2158-5250
Hiltl, Stephanie http://orcid.org/0000-0001-5533-6159
Schneider, Ralph http://orcid.org/0000-0002-6591-8598
Bleisteiner, Jasmin http://orcid.org/0000-0002-5600-2772
Struck, Oliver http://orcid.org/0000-0003-2344-845X
Schindler, Kerstin http://orcid.org/0000-0002-9394-3539
Willert-Porada, Monika http://orcid.org/0000-0002-0948-8167
Moos, Ralf http://orcid.org/0000-0001-7622-0120
Article History
Received: 22 November 2017
Accepted: 10 January 2018
First Online: 18 January 2018
Compliance with ethical standards
:
: The authors and the institutes where the work has been carried out declare that there are no conflicts of interest regarding the publication of this article.