title: Caution: ecology can be hazardous to your health.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004196:Disease Outbreaks; D004463:Ecology; D004777:Environment; D004787:Environmental Pollution; D006660:Histoplasmosis / Q000453:epidemiology*; D006801:Humans; D009820:Ohio