Authors
Dagmar Nemček
Comenius University in Bratislava, Faculty of Physical Education and Sports, Slovakia
Julie Wittmannová
Palacky University Olomouc, Faculty of Physical Culture
Tarja Javanainen-Levonen
Satakunta University of Applied Sciences, Faculty of Health and Welfare, Finland
Wioletta Lubkowska
University of Szczecin, Faculty of Physical Culture and Health Promotion, Poland