Main criteria of estimation of the physical development and biological age of junior school-children which determine individual approach in the process of physical education Journal title: Slobozans`kij Naukovo-Sportivnij Visnik [Slobozhanskyi Herald of Science and Sport] Authors: Valeriy Druz| Харьковская государственная академия физической культуры, Yana Zhernovnicova| Харьковс... Subject(s): Education, Sports and Recreation, Rehabilitation, Health and Wellness
