Incidence of occupational asthma: A comparison by reporting systems.
Nordman
H
H
Department of Occupational Medicine, Finnish Institute of Occupational Health, Helsinki, Finland. Henrik.Nordman@occuphealth.fi
Karjalainen
A
A
Keskinen
H
H
D001249:Asthma / Q000453:epidemiology*; D003431:Cross-Cultural Comparison; D003430:Cross-Sectional Studies; D003625:Data Collection / Q000706:statistics & numerical data; D006801:Humans; D015994:Incidence; D009784:Occupational Diseases / Q000453:epidemiology*; D012042:Registries / Q000706:statistics & numerical data*