Vitamin C deficiency in São Paulo state, Brazil.
D001205:Ascorbic Acid / Q000008:administration & dosage; D001206:Ascorbic Acid Deficiency / Q000453:epidemiology*; D001938:Brazil; D004032:Diet; D004435:Eating; D005638:Fruit; D006801:Humans; D009749:Nutrition Surveys; D014675:Vegetables
D001205:Ascorbic Acid