title: Serological comparisons of strains of infectious bronchitis virus using plaque-purified isolants.
mesh_terms: D000818:Animals; D001991:Bronchitis / Q000276:immunology / Q000382:microbiology / Q000662:veterinary*; D002478:Cells, Cultured; D002645:Chickens; D002999:Clone Cells; D003332:Coronaviridae / Q000254:growth & development / Q000276:immunology* / Q000302:isolation & purification; D003588:Cytopathogenic Effect, Viral; D006462:Hemolytic Plaque Technique; D007668:Kidney; D009500:Neutralization Tests; D011201:Poultry Diseases / Q000276:immunology / Q000382:microbiology*; D010948:Viral Plaque Assay; D014777:Virus Diseases / Q000276:immunology / Q000382:microbiology / Q000662:veterinary*