Dankbar, Berno
Fennen, Michelle
Brunert, Daniela
Hayer, Silvia
Frank, Svetlana
Wehmeyer, Corinna
Beckmann, Denise
Paruzel, Peter
Bertrand, Jessica
Redlich, Kurt
Koers-Wunrau, Christina
Stratis, Athanasios
Korb-Pap, Adelheid
Pap, Thomas
Article History
Received: 6 May 2015
Accepted: 6 July 2015
First Online: 3 August 2015
Competing interests
: The authors declare no competing financial interests.