Children (3) School children (2) Ozone (2) Health (2) Asthmatics (2) Asthma (2) Salud (2) Asma (2) Escolares (2) Niños (2) régression (2) temps (durée) (1) gare (1) ozone (1) modèle (1) matériau (1) exposition (1) ville (1) enfant (1) ordre (1) Mexico (1) Children (1) Methods (1) Minors (1) Time (1) Sulfur dioxide (1) Rhinitis (1) Proxy (1) Pollutants (1) Paper (1)