title: Characteristics of lentogenic strains of Newcastle disease virus isolated in New Zealand.
mesh_terms: D000818:Animals; D002645:Chickens; D004372:Ducks; D009520:New Zealand; D009521:Newcastle Disease / Q000382:microbiology*; D009522:Newcastle disease virus / Q000254:growth & development / Q000276:immunology / Q000302:isolation & purification*