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. 2009 Nov 26;10(4):357–359. doi: 10.4142/jvs.2009.10.4.357

Table 2.

Antigenic relatedness (R value) (%) of KIIa and KIIb type strains of IBV

graphic file with name jvs-10-357-i002.jpg

NI values in Table 1. R = 70~100%, same serotype; R = 33~70%, different subtype (minor); R = 11~32%, different subtype (major); R = 0~10%, different serotype. *R values were calculated using the method [1].