title: The significance of morphological studies on macrofilariae from onchocerciasis patients for the evaluation of control measures.
mesh_terms: D002050:Burkina Faso; D006801:Humans; D009854:Onchocerca / Q000033:anatomy & histology*; D009855:Onchocerciasis / Q000469:parasitology* / Q000517:prevention & control / Q000601:surgery