4deGroot R J,Baker S C,Baric R,et al. Coronaviridae[M]//King A M Q, Adams M J, Carstens E B,Lefkowitz E J (ed).Virus taxonomy: ninth report of the International Committee onTaxonomy of Viruses, International Union of MicrobiologicalSocieties, Virology Division. 9th. London,United Kingdom:Elsevier Academic Press, 2011: 806-828.
5PatrickC Y, Susanna K P, Carol S F,et al. Discovery ofseven novel mammalian and avian coronaviruses in the GenusDeltacoronavirus supports Bat Coronaviruses as the Genesource of Alphacoronavirus and Betacoronavirus and aviancoronavirus as the gene source of Gammacoronavirus andDeltacoronavirus [J]. Journal of virology, 2012,86(7):3995-4008.
8WorthingtonK J,Currie R J, Jones R C. A reversetranscriptase-polymerase chain reactionsurvey of infectious bronchitis virus genotypes in WesternEurope from 2002 to 2006[J]. Avian Pathology, 2008,37(3):247-257.
9EderB, Aline P F,Nilo I,et al. Infectious bronchitis virus indifferent avian physiological systems-A field study in Brazilianpoultry flocks. Poultry Science,2014,93:1922-1929.
10EmilyA K, Marina L B, Sarah K H,et al. Genotyping ofinfectious bronchitis viruses identified in Canada between 2000and 2013[J]. Avian Pathology, 2014,43(3 ): 264-268.
