Prevalence, natural history, and relationship of wheezy bronchitis and asthma in children. An epidemiological study.
D000367:Age Factors; D001249:Asthma / Q000453:epidemiology*; D001315:Australia; D001991:Bronchitis / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D012737:Sex Factors; D012882:Skin Tests