title: A standard technique for haemagglutination inhibition tests for antibodies to avian infectious bronchitis virus.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis*; D002645:Chickens; D003332:Coronaviridae / Q000276:immunology*; D006385:Hemagglutination Inhibition Tests / Q000379:methods / Q000662:veterinary*; D001351:Infectious bronchitis virus / Q000276:immunology*; D012015:Reference Standards
chemical_list: D000914:Antibodies, Viral