Plochberger, Birgit
Röhrl, Clemens http://orcid.org/0000-0002-1192-0748
Preiner, Johannes
Rankl, Christian
Brameshuber, Mario http://orcid.org/0000-0001-8672-2255
Madl, Josef http://orcid.org/0000-0003-3637-2546
Bittman, Robert
Ros, Robert
Sezgin, Erdinc http://orcid.org/0000-0002-4915-388X
Eggeling, Christian
Hinterdorfer, Peter
Stangl, Herbert http://orcid.org/0000-0002-7288-7320
Schütz, Gerhard J. http://orcid.org/0000-0003-1542-1089
Article History
Received: 21 July 2017
Accepted: 3 November 2017
First Online: 21 November 2017
Competing Interests
: The authors declare that they have no competing interests.