title: Zoonotic onchocercosis in a resident of Illinois and observations on the identification of Onchocerca species.
mesh_terms: D000818:Animals; D002417:Cattle; D004199:Disease Vectors; D005260:Female; D006736:Horses; D006801:Humans; D007087:Illinois; D008875:Middle Aged; D009854:Onchocerca / Q000033:anatomy & histology / Q000302:isolation & purification*; D009855:Onchocerciasis / Q000175:diagnosis / Q000453:epidemiology*; D015047:Zoonoses / Q000453:epidemiology*