Klatt, Judith M
Meyer, Steffi
Häusler, Stefan
Macalady, Jennifer L
de Beer, Dirk http://orcid.org/0000-0001-5274-1781
Polerecky, Lubos
Article History
Received: 19 January 2015
Revised: 8 August 2015
Accepted: 12 August 2015
First Online: 25 September 2015
Competing interests
: The authors declare no conflict of interest.