“We don’t actually have that answer yet:” a top WHO official says it’s not known how frequently people without symptoms of COVID-19 pass the disease on to others – a day after appearing to suggest that such spread is “very rare.”
Fuente: Youtube
“We don’t actually have that answer yet:” a top WHO official says it’s not known how frequently people without symptoms of COVID-19 pass the disease on to others – a day after appearing to suggest that such spread is “very rare.”
Fuente: Youtube