Development of the relationship between aerobic capacity and the circulatory and respiratory reaction to moderate activity in boys 11-13 years old.
D000293:Adolescent; D001775:Blood Circulation / Q000502:physiology*; D001827:Body Height; D001835:Body Weight; D002648:Child; D006801:Humans; D008297:Male; D010101:Oxygen Consumption; D005082:Physical Exertion; D010809:Physical Fitness; D011674:Pulse; D012119:Respiration / Q000502:physiology*