Falkai, P
Rossner, M J
Schulze, T G
Hasan, A
Brzózka, M M
Malchow, B
Honer, W G
Schmitt, A
Article History
Received: 26 September 2014
Revised: 11 February 2015
Accepted: 24 February 2015
First Online: 31 March 2015
Competing interests
: The authors declare no conflict of interest.