Shtrakh, Kateryna, Larysa Rak, Natalia Shevchenko, and Shalom Odigbo. “Exercise Tolerance and Physical Activity in Children With Most Common Cardiovascular Diseases”. The Journal of V. N. Karazin Kharkiv National University, series "Medicine"0, no. 39 (September 8, 2020): 90-97. Accessed May 4, 2024. https://periodicals.karazin.ua/medicine/article/view/16223.