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It's almost like we develop vaccines in response to things....

• vidarh 4y ago
  In this case the primary driver for these vaccines are still smallpox, given that smallpox is seen as a risk because of the potential for bioterrorism, combined with the fact the old smallpox vaccines had risks. So there's been several new smallpox vaccines after smallpox disappeared from the wild, because there's been a market for tens of millions of doses for them that's been far more interesting to the manufacturers than monkeypox.