Eickhoff, Roman http://orcid.org/0000-0001-6064-7859
Eickhoff, Simon B.
Katurman, Serdar
Klink, Christian D.
Heise, Daniel
Kroh, Andreas
Neumann, Ulf P.
Binnebösel, Marcel
Article History
Accepted: 16 September 2018
First Online: 24 September 2018
Compliance with ethical standards
: The study was approved by the local ethics committee (EK 093/16). All procedures were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments.
: For this type of study, formal consent is not required.
: The authors declare that they have no conflict of interest.