Bronchiolitis and asthma.
D000293:Adolescent; D001249:Asthma / Q000175:diagnosis*; D001990:Bronchiolitis, Viral / Q000175:diagnosis*; D001991:Bronchitis / Q000175:diagnosis*; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant