COVID-19 Frontline Ep. 55: Are 're-positive' patients contagious?
02:04

Many countries have reported positive tests among COVID-19 patients after they were deemed to have recovered from the disease. Some are worried that these patients may spread the virus as many cities lift their lockdowns. But Dr. Gao Yan, director of Department of Infectious Disease at Peking University People's Hospital, said these patients are less likely to spread the disease.