Authors
Jarosław Omorczyk
Institute of Sport, Faculty of Physical Education and Sport, University School of Physical Education, Kraków, Poland
Krzysztof Wrześniewski
Department of Psychology, University of Physical Education, Kraków, Poland
Robert Staszkiewicz
Department of Biomechanics, Faculty of Physical Education and Sport, University of Physical Education, Kraków, Poland
Ewa Puszczałowska-Lizis
Institute of Health Sciences, Medical College, University of Rzeszow, Rzeszów, Poland