Faude, Oliver
Müller, Simon
Schreiber, Sebastian
Müller, Jonas
Nebiker, Lukas
Beaudouin, Florian
Meyer, Tim
Egger, Florian
Funding for this research was provided by:
Deutscher Fußball-Bund
Article History
Received: 15 October 2021
Accepted: 11 February 2022
First Online: 22 February 2022
Competing interests
: T.M. is member of the task force “Sports Medicine/Special Match Operations” which developed the return-to-play concept for professional football in Germany and received a fee for his work. Also, he is chairman of the German FA’s and UEFA’s Medical Committees. The study was funded by the DFB (Deutscher Fussball Bund). The DFB had no access to the data and had no influence on analysis or the manuscript. O.F., S.M., S.S., J.M., L.N., F.B. and F.E. report no conflict of interest with regard to the content of this manuscript.