The weeping mother, an unusual source of variola virus.
D000818:Animals; D002642:Chick Embryo; D003231:Conjunctivitis / Q000209:etiology* / Q000382:microbiology*; D005260:Female; D006801:Humans; D007110:Immunity, Active; D012899:Smallpox / Q000150:complications / Q000235:genetics / Q000276:immunology / Q000382:microbiology*; D012901:Variola virus / Q000302:isolation & purification