[VACCINAL IMMUNITY AGAINST SMALLPOX].
D006801:Humans; D007109:Immunity; D012899:Smallpox; D012900:Smallpox Vaccine; D014611:Vaccination; D014612:Vaccines; D012901:Variola virus
D012900:Smallpox Vaccine; D014612:Vaccines
IMMUNITY; REVIEW; SMALLPOX VACCINE; VACCINATION
PRIVIVOCHNY I IMMUNITET K OSPE.