Smallpox inoculation or variolation is a great invention of medicine in ancient China.

人痘接种预防天花是中国古代医学家的伟大发明。

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Abstract: Smallpox inoculation or variolation is a great invention of medicine in ancient China.

文摘：人痘接种预防天花是中国古代医学家的伟大发明。

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The vaccine was created by taking a glycoprotein antigen from the rabies virus and inserting it into Vaccinia virus, the same one used for smallpox inoculation.

FORBES: A Pox On Your House? How Fighting One Disease Brought Back Another

Smallpox inoculation saved many lives but was not without risk.

FORBES: A Pox On Your House? How Fighting One Disease Brought Back Another