Hypersensitivity pneumonitis usually occurs in people who work in places where there are high levels of organic dusts, fungus, or molds. As the causative agent is dust, the prevalence of HP varies significantly by region, climate, occupation/exposure and farming practices.
Byssinosis epidemiology and demographics
Rhinitis epidemiology and demographics
Psittacosis epidemiology and demographics
Ehrlichiosis epidemiology and demographics
Typhus epidemiology and demographics
Chagas disease epidemiology and demographics
Vertigo epidemiology and demographics
Erysipelas epidemiology and demographics