title: Active immunization against duck hepatitis virus.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D004372:Ducks; D005123:Eye; D005528:Foot; D006520:Hepatitis, Animal / Q000209:etiology / Q000276:immunology / Q000517:prevention & control*; D007267:Injections; D007273:Injections, Intramuscular; D009500:Neutralization Tests; D010849:Picornaviridae / Q000276:immunology*; D011201:Poultry Diseases / Q000209:etiology / Q000276:immunology / Q000517:prevention & control*; D014611:Vaccination / Q000662:veterinary*; D014765:Viral Vaccines / Q000008:administration & dosage; D014777:Virus Diseases / Q000209:etiology / Q000276:immunology / Q000517:prevention & control / Q000662:veterinary
chemical_list: D014765:Viral Vaccines