Schober, T.
Magg, T.
Laschinger, M.
Rohlfs, M.
Linhares, N. D.
Puchalka, J.
Weisser, T.
Fehlner, K.
Mautner, J.
Walz, C.
Hussein, K.
Jaeger, G.
Kammer, B.
Schmid, I.
Bahia, M.
Pena, S. D.
Behrends, U.
Belohradsky, B. H.
Klein, C.
Hauck, F.
Article History
Received: 18 April 2016
Accepted: 17 November 2016
First Online: 23 January 2017
Competing interests
: The authors declare no competing financial interests.