title: Metabolic responses of adolescent boys to two levels of dietary magnesium and protein. I. Magnesium and nitrogen retention.
mesh_terms: D000293:Adolescent; D000704:Analysis of Variance; D001835:Body Weight; D002664:Child Nutritional Physiological Phenomena; D003404:Creatinine / Q000652:urine; D004032:Diet; D004044:Dietary Proteins / Q000008:administration & dosage*; D005243:Feces / Q000032:analysis; D006801:Humans; D007408:Intestinal Absorption; D008274:Magnesium / Q000008:administration & dosage / Q000378:metabolism* / Q000652:urine; D008297:Male; D009584:Nitrogen / Q000378:metabolism* / Q000652:urine; D009751:Nutritional Requirements; D012044:Regression Analysis; D013054:Spectrophotometry, Atomic; D013997:Time Factors
chemical_list: D004044:Dietary Proteins; D003404:Creatinine; D008274:Magnesium; D009584:Nitrogen