Calcium, phosphorus, nitrogen, and potassium balance studies in the aged male.
D000368:Aged / Q000502:physiology; D001669:Biochemical Phenomena; D002118:Calcium / Q000378:metabolism*; D002136:Calcium, Dietary; D006801:Humans; D008297:Male; D009584:Nitrogen / Q000378:metabolism*; D010758:Phosphorus / Q000378:metabolism*; D016226:Phosphorus, Dietary; D011188:Potassium / Q000378:metabolism*; D014882:Water-Electrolyte Balance
D002136:Calcium, Dietary; D016226:Phosphorus, Dietary; D010758:Phosphorus; D009584:Nitrogen; D011188:Potassium; D002118:Calcium
AGED/physiology; CALCIUM/metabolism; NITROGEN/metabolism; PHOSPHORUS/metabolism; POTASSIUM/metabolism