SMALLPOX VACCINATION STUDIES WITH SERIAL DILUTIONS OF VACCINE. 3. COMPARISON OF TAKE RATES IN TWO AGE GROUPS OF INFANTS (LESS THAN 10 WEEKS AND 5-12 MONTHS OLD RESPECTIVELY).
D001699:Biometry; D006801:Humans; D007223:Infant; D012106:Research; D012899:Smallpox; D012900:Smallpox Vaccine; D013223:Statistics as Topic; D014611:Vaccination; D014612:Vaccines
D012900:Smallpox Vaccine; D014612:Vaccines
INFANT; SMALLPOX VACCINE; STATISTICS; VACCINATION