Efficacy of four dichlorvos formulations against adult Hyostrongylus rubidus and Oesophagostomum spp. in pigs. [electronic resource] - The British veterinary journal - xxi-xxvi p. digital Publication Type: Journal Article ISSN: 0007-1935 Standard No.: 10.1016/s0007-1935(17)36492-8 doi Subjects--Topical Terms: AnimalsAnthelmintics--administration & dosageDichlorvos--administration & dosageOesophagostomiasis--drug therapyParasite Egg CountSwineSwine Diseases--drug therapyTrichostrongyloidiasis--drug therapy