TY JOUR TI EVALUATION OF THE CARDIOVASCULAR SYSTEM ACTIVITY IN THE 2000 METERS RUN IN YOUNG WOMEN UNTRAINED IN RUNNING KW heart rate KW long-distance running KW physical load JO Scientific notes of P. F. Lesgaft University AU Nemtsev, O.B. AU Martynova, M.N. AU Lyapin, V.M. AU Kozlova, M.I. AU Vodnev, I.I. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft