Grünwald, Leonard
Angele, Peter
Schröter, Steffen
Dickschas, Jörg
Harrer, Jörg
Hinterwimmer, Stefan
Feucht, Matthias J.
Preiss, Achim
Minzlaff, Philipp
Saier, Tim
Article History
Received: 18 April 2018
Accepted: 7 December 2018
First Online: 12 December 2018
Compliance with ethical standards
:
: All procedures performed in the study involving human participants 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.
: The authors declare that they have no conflict of interest.