As many Americans travel to see loved ones for the holidays, rapid tests are in short supply. If they can be found, they are often expensive. Irene Bosch is a disease expert at the Massachusetts Institute of Technology in Boston who specializes in rapid tests. She has been using tests from Britain, France, India and South Korea to better understand how affordable testing options can result in better community health. She joins The World’s Marco Werman to discuss what she’s been learning.
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