Zukow W, Flyunt I-S, Ruzhylo S, Koval’chuk H, Nahurna Y, Popovych D, Sarancha S. Forecasting of multivariant changes in Step test under the influence of natural adaptogens. PPS [Internet]. 2021 Feb. 18 [cited 2024 Apr. 23];7(1):85-93. Available from: https://apcz.umk.pl/PPS/article/view/PPS.2021.07.01.005