title: Isolation of a Finnish Newcastle disease virus with an exceptionally high thermostability.
mesh_terms: D000818:Animals; D000836:Animals, Zoo; D001717:Birds; D002642:Chick Embryo; D002645:Chickens; D005387:Finland; D006358:Hot Temperature; D009521:Newcastle Disease / Q000453:epidemiology / Q000382:microbiology; D009522:Newcastle disease virus / Q000302:isolation & purification* / Q000472:pathogenicity