Schmidt, A
Denier, N
Magon, S
Radue, E-W
Huber, C G
Riecher-Rossler, A
Wiesbeck, G A
Lang, U E
Borgwardt, S
Walter, M
Article History
Received: 10 November 2014
Revised: 6 January 2015
Accepted: 20 January 2015
First Online: 24 March 2015
Competing interests
: The authors declare no conflict of interest.