title: Is asthma mortality increasing?
authors.forename: A S
authors.initials: AS
authors.lastname: Buist
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000401:mortality*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000401:mortality; D008875:Middle Aged; D014481:United States