3. Name the U.S. pharmaceutical company that says its coronavirus vaccine could be 90 percent effective in protecting people, though critics (and the company itself) say much more scientific information

3. Name the U.S. pharmaceutical company that says its coronavirus vaccine could be 90

percent effective in protecting people, though critics (and the company itself) say much more
scientific information is needed.

1 Answer

3. Name the U.S. pharmaceutical company that says its coronavirus vaccine could be 90 percent effective in protecting people, though critics (and the company itself) say much mo…

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