Gellner, Verena
Tomazic, Peter Valentin
Lohberger, Birgit
Meditz, Katharina
Heitzer, Ellen
Mokry, Michael
Koele, Wolfgang
Leithner, Andreas
Liegl-Atzwanger, Bernadette
Rinner, Beate
Article History
Received: 25 September 2015
Accepted: 18 March 2016
First Online: 13 April 2016
Competing interests
: The authors declare no competing financial interests.