text: 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.
option_0: Byssinosis epidemiology and demographics
option_1: Rhinitis epidemiology and demographics
option_2: Psittacosis epidemiology and demographics
option_3: Ehrlichiosis epidemiology and demographics
option_4: Typhus epidemiology and demographics
option_5: Chagas disease epidemiology and demographics
option_6: Vertigo epidemiology and demographics
option_7: Erysipelas epidemiology and demographics