Jaecker, Vera
Neumann, Lars
Shafizadeh, Sven
Koenen, Paola
Kanakamedala, Ajay C.
Tjardes, Thorsten
Article History
Received: 29 July 2018
Accepted: 24 January 2019
First Online: 4 February 2019
Compliance with ethical standards
:
: All authors declare that there is no conflict of interests.
: Ethical approval was obtained from the ethics committee of the University of Witten/Herdecke, Germany (IRB 146/2014). All procedures involving human participants were in accordance with the 1964 Helsinki declaration and its later amendments .