title: Survey of resistance to insecticides among screwworm (Diptera: Calliphoridae) populations from various geographical regions.
mesh_terms: D000818:Animals; D003372:Coumaphos; D004175:Diptera; D004544:El Salvador; D007305:Insecticide Resistance; D007563:Jamaica; D008800:Mexico; D012610:Screw Worm Infection; D014481:United States
chemical_list: D003372:Coumaphos