Greve, Tobias http://orcid.org/0000-0003-2973-5687
Sukopp, Maximilian
Wostrack, Maria
Burian, Egon
Zimmer, Claus
Friedrich, Benjamin
Funding for this research was provided by:
Technische Universität München
Article History
Received: 6 April 2020
Accepted: 8 June 2020
First Online: 1 July 2020
Compliance with ethical guidelines
:
: T. Greve, M. Sukopp, M. Wostrack, E. Burian and C. Zimmer declare that they have no competing interests. B. Friedrich works as a consultant for Stryker. This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.
: Written consent for this retrospective analysis was waived by the local institutional review board.