Received: 24 August 2020
Accepted: 23 February 2021
First Online: 4 March 2021
: Players, as well as their parents, signed a consent letter to participate in the project. Prior to the start of the study, the Ethics Committee of the University of Isfahan approved the study (IR.UI.REC.1398.102), and the recommendations of Human Ethics in Research were followed by the Helsinki Declaration.
: No individual or indemnifiable data is being published as part of this manuscript.
: The authors declare that they have no competing interests.