Mutz, Michael
Funding for this research was provided by:
Bundesinstitut für Sportwissenschaft (070904/16-17)
Article History
Received: 11 May 2017
Accepted: 12 February 2018
First Online: 24 February 2018
Compliance with Ethical Standards
:
: The author declares that he has no conflict of interest.
: All procedures were in accordance with the ethical standards of the national research committee and with the 1964 Helsinki declaration.