title: Recommended dietary allowances: are they what we think they are?
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002118:Calcium; D002648:Child; D002675:Child, Preschool; D004032:Diet; D004602:Elements; D005069:Evaluation Studies as Topic; D005260:Female; D005492:Folic Acid; D006077:Government Agencies; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008660:Metabolism; D008875:Middle Aged; D009539:Nicotinic Acids; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D011247:Pregnancy; D014481:United States; D014805:Vitamin B 12
chemical_list: D004602:Elements; D009539:Nicotinic Acids; D005492:Folic Acid; D014805:Vitamin B 12; D002118:Calcium