title: Persistence of passive immunity to porcine parvovirus.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000276:immunology*; D005260:Female; D007112:Immunity, Maternally-Acquired; D010321:Parvoviridae / Q000276:immunology*; D010322:Parvoviridae Infections / Q000276:immunology / Q000662:veterinary*; D013552:Swine / Q000276:immunology*; D013553:Swine Diseases / Q000276:immunology*
chemical_list: D000914:Antibodies, Viral