title: Use of pseudorabies hyperimmune serum in naturally occurring pseudorabies in Illinois swine herds.
mesh_terms: D000818:Animals; D005260:Female; D007087:Illinois; D007116:Immunization, Passive / Q000662:veterinary*; D011247:Pregnancy; D011557:Pseudorabies / Q000276:immunology / Q000401:mortality / Q000628:therapy*; D013552:Swine; D013553:Swine Diseases / Q000276:immunology / Q000401:mortality / Q000628:therapy*