Serological studies on the incidence of viruses associated with respiratory and enteric diseases in cattle in the state farms of Fejér County.
D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology*; D006814:Hungary; D007410:Intestinal Diseases / Q000276:immunology / Q000662:veterinary*; D012141:Respiratory Tract Infections / Q000276:immunology / Q000662:veterinary*; D014777:Virus Diseases / Q000276:immunology / Q000662:veterinary*
D000914:Antibodies, Viral