title: Tissue reactions against immature liver flukes invading pigs.
mesh_terms: D000818:Animals; D008109:Liver Diseases, Parasitic / Q000473:pathology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000473:pathology*; D014201:Trematode Infections / Q000473:pathology / Q000662:veterinary*