[Paranasal sinusitis in infants and children and its relationship to bronchitis].
D000293:Adolescent; D000367:Age Factors; D001991:Bronchitis / Q000209:etiology*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D010256:Paranasal Sinuses; D012852:Sinusitis / Q000150:complications*
Paranasale Sinusitiden im Säuglings- und Kindesalter und ihre Beziehung zu den Bronchitiden.