[Allowance of ascorbic acid and individual B group vitamins for schoolchildren].
D000293:Adolescent; D001205:Ascorbic Acid / Q000652:urine*; D002648:Child; D005628:Frozen Foods; D006801:Humans; D012016:Reference Values; D014803:Vitamin B Complex / Q000652:urine*
D014803:Vitamin B Complex; D001205:Ascorbic Acid
K voprosu ob obespechenii askorbinovoĭ kislotoĭ i otdel'nymi vitaminami grukppy B deteĭ shkol'nogo vozrasta.