The effect of added carbohydrate and fat on the nitrogen balance in the elderly.
D000368:Aged / Q000502:physiology; D000375:Aging; D002241:Carbohydrates / Q000494:pharmacology*; D005223:Fats / Q000494:pharmacology*; D006801:Humans; D009584:Nitrogen / Q000378:metabolism*
D002241:Carbohydrates; D005223:Fats; D009584:Nitrogen
AGED/physiology; CARBOHYDRATES/effects; FATS/effects; NITROGEN/metabolism