Antigenic relationship of Bulgarian variant strains A/PMV-1 isolated from pigeons with classic NDV strains of Newcastle disease virus in poultry
Khadzhiev, G. (Tsentralen Veterinarnomeditsinski Institut, Sofia (Bulgaria))
Published in Ptitsev"dstvo (Bulgaria) (2000)
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Published in Ptitsev"dstvo (Bulgaria) (2000)
Journal Article