2020-05-03 12:52
12:52 2020-05-03
Coronavirus 'reinfections' were false positives, says WHO technical lead – video
Test results suggesting people in South Korea had been reinfected after recovering from Covid-19 were actually false positives caused by dead lung cells, the World Health Organization's technical lead, Dr Maria Van Kerkhove, has told the BBC's Andrew Marr ShowCoronavirus live news: Russia and Afghanistan announce their biggest rises in cases