Grassner, Lukas http://orcid.org/0000-0002-3390-0895
Marhold, Franz
Yousif, Miron
Grillhösl, Andreas
Ungersboeck, Karl
Schulz, Joachim
Strowitzki, Martin
Article History
Received: 29 March 2018
Accepted: 22 November 2018
First Online: 4 December 2018
Change Date: 20 December 2018
Change Type: Correction
Change Details: Incorrect given and family of Miron Yousif.
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: 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 Helsinki declaration and its later amendments or comparable ethical standards. After reviewing the study protocol, the ethical committees at both institutions approved the study (2018–076 and 1011/2018).