Fasold, Frowin
Wühr, Peter
Memmert, Daniel
Article History
Received: 24 January 2017
Accepted: 27 July 2017
First Online: 1 August 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The procedure performed in the presented study was in accordance with the ethical standards of the institutional committee (the ethics committee of the German Sport University approved conduction of this study) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.