TY JOUR TI E-VALUATION OF THE EFFECTIVENESS OF POWERLIFTER TRAINING BASED ON BIOCHEMICAL CONTROL KW powerlifting KW biochemical control KW training process of powerlifters KW adaptation of the body to the load KW stages of preparation KW indicators of general physical and special preparedness JO Scientific notes of P. F. Lesgaft University AU Talibov, A.H. AU Dzhalilov, P.B. AU Saveleva, L.A. AU Polyanichko, M.V. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft