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South Korean Study Shows No Evidence Recovered COVID-19 Patients Can Infect Others

A study of patients who initially tested negative for the virus, but weeks later tested positive again, has found they do not appear to pass the disease to personal contacts such as family members.

Copyright 2020 NPR

Award-winning journalist Richard Harris has reported on a wide range of topics in science, medicine and the environment since he joined NPR in 1986. In early 2014, his focus shifted from an emphasis on climate change and the environment to biomedical research.