Mykhaliuk, Ye. L., L. M. Hunina, and A. A. Chernozub. “The State of Bioelectric Activity of the Myocardium in Representatives of Swimming”. Zaporozhye Medical Journal, no. 5 (September 24, 2018). Accessed November 23, 2024. http://zmj.zsmu.edu.ua/article/view/141726.