Zwierzchowska, Anna
Celebańska, Diana http://orcid.org/0000-0001-7657-7015
Rosołek, Barbara
Gawlik, Krystyna
Żebrowska, Aleksandra
Funding for this research was provided by:
The Jerzy Kukuczka Academy of Physical Education in Katowice (AWF/INS/ZB2/2020)
Article History
Received: 4 August 2020
Accepted: 23 February 2021
First Online: 2 March 2021
Declarations
:
: The research project received a positive opinion of the Bioethics Committee of the Academy of Physical Education in Katowice (Resolution of 8 March 2012 No. 9/2012). The subjects were informed about the purpose and procedure of the study, expressed their written informed consent for the participation, and were allowed to withdraw from the participation at any stage of the study.
: All authors consented to the publication.
: The authors declare no competing financial interests.