The attenuation of bluetongue virus by serial passage through fertile eggs.
R A
RA
ALEXANDER
D A
DA
HAIG
T F
TF
ADELAAR
D000818:Animals; D001820:Bluetongue virus; D004531:Eggs; D006801:Humans; D012692:Serial Passage; D014780:Viruses / Q000208:ethnology*
VIRUSES/culture