Lewandowski, Andrzej; Piekorz, Zuzanna; Biernat, Katarzyna; Bukowska, Weronika; Radzimińska, Agnieszka; Żukow, Walery
(2017-03-03)
Introduction: the dynamic and multi-directional development of sport and the relentless pursuit of victory or improve the outcome necessitated increasing workloads. Implementation of the process leads to the expected changes ...