title: Utilization of nitrogen, energy, and sulfur by adolescent boys fed three levels of protein.
mesh_terms: D000293:Adolescent; D001827:Body Height; D001830:Body Surface Area; D001835:Body Weight; D003201:Computers; D003404:Creatinine / Q000652:urine; D004044:Dietary Proteins / Q000008:administration & dosage; D005243:Feces / Q000032:analysis; D006801:Humans; D008297:Male; D008660:Metabolism; D009584:Nitrogen / Q000378:metabolism* / Q000652:urine; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D012044:Regression Analysis; D013455:Sulfur / Q000378:metabolism* / Q000652:urine
chemical_list: D004044:Dietary Proteins; D013455:Sulfur; D003404:Creatinine; D009584:Nitrogen