Heinrichs, Annette
Nikoubashman, Omid
Schürmann, Kolja
Tauber, Simone C.
Wiesmann, Martin
Schulz, Jörg B.
Reich, Arno
Article History
Received: 6 November 2017
Accepted: 1 February 2018
First Online: 12 February 2018
Compliance with ethical standards
:
: All other authors declare no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was not required for this type of study.