Zwierzchowska, Anna
Gawel, Eliza
Karpinski, Jakub
Maszczyk, Adam
Zebrowska, Aleksandra
Article History
Received: 7 February 2023
Accepted: 14 September 2023
First Online: 25 September 2023
Declarations
:
: Study participants were allowed to withdraw from the experiment at any time and were informed about the benefits and potential risks of the study. Informed consent was obtained from all the participants and from legal guardians of the participants who were below 16 years of old. The research protocol was approved by the Bioethics Committee for Scientific Research the Jerzy Kukuczka Academy of Physical Education in Katowice, Poland (No. 9/2012) and met the ethical standards of the Declaration of Helsinki, 2013.
: Not applicable.
: The authors declare that they have no competing interests.