For every 100 #COVID19 cases from mid-June through Oct. 2020, contact tracing reduced spread by as much as 32% and prevented up to 97 more cases after…


For every 100 #COVID19 cases from mid-June through Oct. 2020, contact tracing reduced spread by as much as 32% and prevented up to 97 more cases after accounting for prevention measures like mask wearing. Learn more: https://bit.ly/3zkywK8

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