Schwartz, Frank
Tahmasian, Masoud https://orcid.org/0000-0002-8304-2876
Maier, Franziska
Rochhausen, Luisa
Schnorrenberg, Kim L.
Samea, Fateme
Seemiller, Joseph
Zarei, Mojtaba
Sorg, Christian
Drzezga, Alexander
Timmermann, Lars
Meyer, Thomas D.
van Eimeren, Thilo
Eggers, Carsten
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (KFO219)
Article History
First Online: 10 January 2018
Compliance with ethical standards
:
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
: Registration and ethical approval conforming to Human Research Committee guidelines was obtained by the medical ethics board of the University Hospital of Cologne (EK 10-278).
: Written informed consent was obtained from all participants included in this study.