Nitrogen, calcium, and phosphorus utilization by 12- to 14-year-old boys.
D002118:Calcium / Q000378:metabolism*; D002136:Calcium, Dietary; D004032:Diet; D006801:Humans; D009584:Nitrogen / Q000378:metabolism*; D010758:Phosphorus / Q000378:metabolism*
D002136:Calcium, Dietary; D010758:Phosphorus; D009584:Nitrogen; D002118:Calcium
CALCIUM/metabolism; DIETS/effects; NITROGEN/metabolism; PHOSPHORUS/metabolism