Air pollution and obstructive respiratory disease in children.
D000293:Adolescent; D000397:Air Pollution; D002648:Child; D002675:Child, Preschool; D005658:Fungi; D006801:Humans; D007223:Infant; D012141:Respiratory Tract Infections; D012882:Skin Tests; D013458:Sulfur Dioxide
D013458:Sulfur Dioxide