Holnthoner, Wolfgang
Bonstingl, Cornelia
Hromada, Carina
Muehleder, Severin
Zipperle, Johannes
Stojkovic, Stefan
Redl, Heinz http://orcid.org/0000-0003-1654-462X
Wojta, Johann
Schöchl, Herbert
Grillari, Johannes
Weilner, Sylvia
Schlimp, Christoph J.
Article History
Received: 6 October 2016
Accepted: 25 April 2017
First Online: 16 June 2017
Competing Interests
: Herbert Schöchl received speaker fees and other study grants from TEM International. Christoph Schlimp received research support from TEM International. All other authors declare no competing financial interests.