title: Isolation of a highly pathogenic virus from geese with hepatitis.
mesh_terms: D000818:Animals; D004267:DNA Viruses / Q000302:isolation & purification* / Q000472:pathogenicity; D005777:Geese; D006520:Hepatitis, Animal / Q000382:microbiology*; D011201:Poultry Diseases / Q000382:microbiology*; D014777:Virus Diseases / Q000662:veterinary*