title: Ascorbic acid, dietary restriction and upper respiratory tract infection.
mesh_terms: D001205:Ascorbic Acid / Q000627:therapeutic use; D001289:Attention Deficit Disorder with Hyperactivity / Q000178:diet therapy; D002648:Child; D004032:Diet; D006801:Humans; D012141:Respiratory Tract Infections / Q000453:epidemiology*; D012459:Salicylates
chemical_list: D012459:Salicylates; D001205:Ascorbic Acid