%0 Journal Article %T Application of the hardware-software polar complex for an assessment of a functional condition of cardiovascular system of children diving %A Ogorodnikov, M.. %A Poddubnyy, S.. %K heart rate, Polar, diving, children 12 years of age, the cardiovascular system %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 7 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov