Tikidji-Hamburyan, Alexandra
Reinhard, Katja
Seitter, Hartwig
Hovhannisyan, Anahit
Procyk, Christopher A
Allen, Annette E http://orcid.org/0000-0003-0214-7076
Schenk, Martin
Lucas, Robert J
Münch, Thomas A http://orcid.org/0000-0002-8884-6961
Article History
Received: 25 August 2014
Accepted: 28 October 2014
First Online: 8 December 2014
Competing interests
: The authors declare no competing financial interests.