title: Relationships between physical working capacity and running performances of young boys.
mesh_terms: D000367:Age Factors; D002648:Child; D004185:Disability Evaluation; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D008124:Locomotion; D008297:Male; D010809:Physical Fitness; D013177:Sports; D013647:Task Performance and Analysis; D013997:Time Factors; D014938:Work Capacity Evaluation