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BY EMILY COX AND HENRY RATHvON

It is a great day for science.
It is a great day for humanity.
When you realize your vaccine has a 90 percent effectiveness, that’s overwhelming.

Albert Bourla, chairman and chief executive of pharmaceutical company Pfizer, speaking to CNBC after the firm announced preliminary results from a Phase 3 trial of its COVID-19 vaccine, developed in collaboration with BioNTech, that suggest it is 90 percent effective in preventing the disease (November 9)

This is really a spectacular number. I wasn’t expecting it to be this high. I was preparing myself for something like 55 percent.

Akiko Iwasaki, an immunologist at Yale University, commenting on the Pfizer/BioNTech announcement (The New York Times, November 9)
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