Genetic analysis of avian paramyxovirus-1 (Newcastle disease virus) isolates obtained from swine populations in China related to commonly utilized commercial vaccine strains
Keyword(s):
2005 ◽
Vol 106
(1-2)
◽
pp. 7-16
◽
2012 ◽
Vol 52
(4)
◽
pp. 213-221
Keyword(s):
Keyword(s):
1992 ◽
Vol 39
(1-10)
◽
pp. 153-158
◽
Keyword(s):