Wafaa El-Sadr, MD, MPH, MPA acknowledges the success of mitigating daily COVID-19 cases and deaths but emphasizes continued prevention.

“It’s a great moment of optimism, but it’s also very fragile in a lot of ways,” said Wafaa El-Sadr, an epidemiologist at Columbia University’s Mailman School of Public Health. “We see the light at the end of the tunnel, but it’s still a long tunnel.”

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