Zaytzev, V., Iermakov, S., Gorner, K. and Prusik, K. 2022. Methods of studying the cardiovascular system in students of a sports university in the process of recreational rest. Physical Culture, Recreation and Rehabilitation. 1, 1 (Jun. 2022), 17–20. DOI:https://doi.org/10.15561/physcult.2022.0105.