Authors
Piotr Makar
Department of Swimming, Gdansk University of Physical Education and Sport, Gdańsk, Poland
Grzegorz Bielec
Department of Swimming, Gdansk University of Physical Education and Sport, Gdańsk, Poland
Dariusz Skalski
Department of Swimming, Gdansk University of Physical Education and Sport, Gdańsk, Poland
Damian Kowalski
Pomeranian University of Applied Sciences, Starogard Gdański, Poland
Alicja Pęczak-Graczyk
Department of Swimming, Gdansk University of Physical Education and Sport, Gdańsk, Poland
Igor Grygus
Institute of Health, National University of Water and Environmental Engineering, Rivne, Ukraine
Aleksandra Kisilewicz
University WSB Merito, Wrocław, Poland