[Reaction of erythrocyte fixation in cultures of cells infected by variola viruses].
D004912:Erythrocytes; D006384:Hemagglutination; D006386:Hemagglutination Tests; D006801:Humans; D012899:Smallpox / Q000821:virology*; D012901:Variola virus
HEMAGGLUTINATION; SMALLPOX/virology