Aspects of perennial allergic rhinitis and asthma in childhood.
D001249:Asthma; D002648:Child; D006801:Humans; D007223:Infant; D065631:Rhinitis, Allergic; D012221:Rhinitis, Allergic, Perennial; D006255:Rhinitis, Allergic, Seasonal
ASTHMA/in infants and children; HAY FEVER/in infants and children