title: The significance of Metastrongylus ssp. (Metastrongylidae: Nematoda) infection in swine.
mesh_terms: D000818:Animals; D004463:Ecology; D008681:Metastrongyloidea; D009349:Nematode Infections / Q000453:epidemiology / Q000662:veterinary*; D009835:Oligochaeta; D013552:Swine; D013553:Swine Diseases / Q000453:epidemiology*