title: The role of chronic sinusitis in bronchial asthma.
mesh_terms: D000293:Adolescent; D000328:Adult; D001249:Asthma / Q000209:etiology*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012852:Sinusitis / Q000150:complications*