Asthma may be more severe if it is work-related.
Malo
Jean-Luc
JL
D001249:Asthma / Q000453:epidemiology / Q000209:etiology*; D016022:Case-Control Studies; D006801:Humans; D009784:Occupational Diseases / Q000453:epidemiology / Q000209:etiology*; D016273:Occupational Exposure / Q000009:adverse effects*; D015995:Prevalence