Schaffler-Schaden, Dagmar http://orcid.org/0000-0002-9311-7413
Mittermair, Christof
Birsak, Theresa
Weiss, Michael
Hell, Tobias
Schaffler, Gottfried
Weiss, Helmut
Article History
Received: 31 January 2020
Accepted: 25 May 2020
First Online: 5 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study has obtained ethical approval from the Ethics committee (Ref. ID 415-E/2236/2–2017) of Salzburg county.
: All patients gave informed consent prior to surgery and the study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments.
: This work has been reported in line with the STROBE criteria.