Hetzel, Christian http://orcid.org/0000-0002-4767-8244
Alles, Torsten
Holzer, Michael
Koch, Erich
Froböse, Ingo
Article History
Received: 18 February 2021
Accepted: 7 November 2021
First Online: 15 January 2022
Declarations
:
: The authors declare that there is no conflict of interests.
: The Ethical Committee of the German Sport University Cologne approved the study protocol (Nr. 066/2018).
: Informed consent was obtained from all participants included in the study.