APRIL 3, 2020.....Massachusetts officials will launch a large-scale contact tracing program with the help of a nonprofit health organization, aiming by the end of April to have about 1,000 people investigating and recording every instance of potential coronavirus transmission at a time when cases across the state are expected to soar into the tens of thousands.Public health experts at the state and local level are already working to track who might have been exposed to patients [...]
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