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Developers of two of the most promising COVID-19 vaccine candidates are seeking volunteers in San Francisco, Oakland and Santa Clara County. Health reporter Erin Allday talks about how the studies work, how close we are to a real vaccine, and how some big challenges lie ahead. | Unlimited Chronicle access: sfchronicle.com
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By San Francisco Chronicle4.4
314314 ratings
Developers of two of the most promising COVID-19 vaccine candidates are seeking volunteers in San Francisco, Oakland and Santa Clara County. Health reporter Erin Allday talks about how the studies work, how close we are to a real vaccine, and how some big challenges lie ahead. | Unlimited Chronicle access: sfchronicle.com
Learn more about your ad choices. Visit megaphone.fm/adchoices

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