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2 résultats pour : compulsory vaccination

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Early polio vaccine administration to a 1950s child
LMY20T04_RGA7A7

Early polio vaccine administration to a 1950s chil...

Protection against smallpox by inoculation with the cowpox virus. Edward Jenner (1749-1823), British physician and naturalist, developed a vaccine for the often fatal viral infection of smallpox. He i...
LMY20T02_G16AAK

Protection against smallpox by inoculation with th...