title: Asthma mortality and morbidity in Canada.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001249:Asthma / Q000453:epidemiology / Q000401:mortality*; D002170:Canada; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors