Coronavirus: Hong Kong 4-year-old's final tests show no trace of virus, as another day without an untraceable infection confirmed
Coronavirus: Hong Kong 4-year-old’s final tests show no trace of virus, bringing city one step closer to critical ‘zero infections’ milestone If health department removes boy from Covid-19 case tally as expected, it would mean 27 straight days without an untraceable infection Health experts have said 28 days, or two incubation periods of the disease, is the marker for achieving ‘zero local infections’
Source: scmp.com