title: Isolation of Newcastle disease and type-A influenza viruses from migratory waterfowl in the Atlantic flyway.
mesh_terms: D000818:Animals; D001717:Birds / Q000382:microbiology*; D002642:Chick Embryo; D002988:Cloaca / Q000382:microbiology; D003691:Delaware; D004372:Ducks / Q000382:microbiology; D005777:Geese / Q000382:microbiology; D006385:Hemagglutination Inhibition Tests; D008396:Maryland; D009522:Newcastle disease virus / Q000276:immunology / Q000302:isolation & purification*; D009975:Orthomyxoviridae / Q000276:immunology / Q000302:isolation & purification*; D014132:Trachea / Q000382:microbiology