[Importance of the upper respiratory ways for chronic bronchitis and bronchial asthma in childhood].
D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001249:Asthma / Q000517:prevention & control*; D001991:Bronchitis / Q000517:prevention & control*; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans
Bedeutung der oberen Luftwege für die chronische Bronchitis und das Asthma bronchiale im Kindesalter.