Levchenko V, Bublyk S, Drapchak I, Faichak R, Vashkevych S. State adaptation reserves cardiorespiratory system first-year students with varying degrees of physical fitness in terms of treadmill test. Pedagogics, psychology, medical-biological problems of physical training and sports. 2014;18(5):37-41. https://doi.org/10.6084/m9.figshare.971062