Byza, Olivia A. U.
Dörr, Stefan L.
Schuh, Sebastian C.
Maier, Günter W.
Article History
Received: 31 July 2017
Accepted: 20 November 2017
First Online: 1 December 2017
Compliance with Ethical Standards
:
: All the authors declare that they have no conflict of interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.