The relationship between respiratory illness in childhood and chronic air-flow obstruction in adulthood.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000150:complications*; D012306:Risk