Heterogeneities of Pathogenicity and Antigenicity in Relation to the Genetic Variation of F and HN Genes in Prevailed Newcastle Disease Viruses
Heterogeneities of Pathogenicity and Antigenicity in Relation to the Genetic Variation of F and HN Genes in Prevailed Newcastle Disease Viruses
新城疫病毒流行株致病性和抗原性及其与F和HN基因变异的相关性