title: Studies on a virus isolated from a finch.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral; D001717:Birds; D002645:Chickens; D006385:Hemagglutination Inhibition Tests; D009522:Newcastle disease virus; D009660:Northern Ireland; D010252:Paramyxoviridae / Q000302:isolation & purification*
chemical_list: D000914:Antibodies, Viral