Vitamin C status of healthy elderly persons.
D000368:Aged; D001205:Ascorbic Acid / Q000378:metabolism*; D005260:Female; D006801:Humans; D007668:Kidney / Q000378:metabolism; D008297:Male; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements
D001205:Ascorbic Acid