Evolution of the H9N2 influenza genotype that facilitated the genesis of the novel H7N9 virus.Pu J., Wang S., Yin Y., Zhang G., Carter R.A., Wang J., Xu G., Sun H., Wang M.[...], Webster R.G.View abstractCited forNUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]StrainA/chicken/Hebei/ZR/2010CategorySequencesSourceUniProtKB unreviewed (TrEMBL)PubMedEurope PMCProc Natl Acad Sci U S A 112:548-553 (2015)Cited in99+