title: The effect of two different types of maximal exercise on the plasma level of growth hormone in 13-year-old boys.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D005080:Exercise Test; D013006:Growth Hormone / Q000097:blood*; D006801:Humans; D008297:Male; D005082:Physical Exertion
chemical_list: D013006:Growth Hormone