HĂĽtten, Konrad
Mittermair, Michael
Stock, Sebastian O.
Beerwerth, Randolf https://orcid.org/0000-0001-5100-4229
Shirvanyan, Vahe
Riemensberger, Johann
Duensing, Andreas
Heider, Rupert
Wagner, Martin S.
Guggenmos, Alexander https://orcid.org/0000-0003-2975-9136
Fritzsche, Stephan
Kabachnik, Nikolay M.
Kienberger, Reinhard
Bernhardt, Birgitta https://orcid.org/0000-0001-7537-4689
Article History
Received: 11 September 2017
Accepted: 19 January 2018
First Online: 19 February 2018
Competing interests
: The authors declare no competing financial interests.