marysamryBrini marysamryBrini
  • 21-01-2017
  • Health
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Vaccinations were first used in what time period?

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jnthnsngh
jnthnsngh jnthnsngh
  • 21-01-2017
Vaccinations were first used in the year 1796.
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pandamille
pandamille pandamille
  • 21-01-2017
Vaccinations were first used in what time period?
Edward Jenner's first smallpox vaccination in 1796
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