title: Simulium nyasalandicum (amani form) and S. Adersi, two new potential vectors of Onchocerca volvulus in the Eastern Usambaras, North-Eastern Tanzania.
mesh_terms: D004175:Diptera; D004197:Disease Reservoirs; D006801:Humans; D007303:Insect Vectors; D009854:Onchocerca; D009855:Onchocerciasis; D013636:Tanzania