Blackfly References Title Year Author(s) Publisher Management of insecticide resistance in control of the Simulium damnosum complex by the Onchocerciasis Control Programme, West Africa: potential use of negative correlation between organophosphate resistance and pyrethroid susceptibility. Vol. 1 (2), pp. 137-46 1987 Kurtak D, Meyer R, Ocran M, Ouédraogo M, Renaud P, Sawadogo RO, Télé B Medical and Veterinary Entomology