Surina-Marysheva, E., Erlikh, V., Medvedeva, I., Korableva, Y. and Kantyukov, S. 2018. HEART RATE VARIABILITY FEATURES IN ELITE HOCKEY PLAYERS AGED 15–16 AND SPORTS SELECTION EFFICIENCY IN YOUTH ICE HOCKEY. Human. Sport. Medicine. 18, 4 (Dec. 2018), 47-51. DOI:https://doi.org/10.14529/hsm180407.