Huesmann, Kim
Loffing, Florian https://orcid.org/0000-0002-5496-9146
Article History
Received: 27 November 2018
Revised: 16 May 2019
Accepted: 3 June 2019
First Online: 21 June 2019
Compliance with ethical guidelines
:
: K. Huesmann and F. Loffing declare that they have no competing interests.
: Tennis players participated voluntarily in this research. All participants reported normal or corrected-to-normal vision; they were naïve with regard to the study’s underlying hypotheses, provided written informed consent prior to the beginning of testing and were free to withdraw from testing at any time. Ethics approval for the study was obtained from the local Commission for Research Impact Assessment and Ethics at the University of Oldenburg (code 74-2017).