title: The world wide problem of occupational asthma.
authors.forename: D J
authors.initials: DJ
authors.lastname: Hendrick
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001249:Asthma / Q000453:epidemiology* / Q000209:etiology; D014943:Global Health; D006801:Humans; D015994:Incidence; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology* / Q000209:etiology; D011159:Population Surveillance / Q000379:methods; D013019:South Africa / Q000453:epidemiology; D006113:United Kingdom / Q000453:epidemiology