Physiological adaptations and analysis of training content in high school cross-country runners - Loprinzi, P. D.; Brodowicz, G. R. (Research in Sports Medicine, 2008)
Keywords: load intensity; perception; fatigue; endurance events; long distance running; running; promotion; long-term endurance; heart rate; O2-uptake; sport physiology; junior elite sport; USA; endurance sports; biological and medical sciences; junior sports