Children are more likely to transmit Covid-19 than previously thought, according to a US study published at the weekend.
Researchers have found at least a dozen cases during a June outbreak in Utah where asymptomatic children passed on the coronavirus in school and childcare.
The research, by the Centers for Disease Control and Prevention, showed transmission occurred from children with confirmed Covid-19 to an average of 25 per cent of their contacts outside the school or child care centre.
您已閱讀42%（494字），剩餘58%（684字）包含更多重要資訊，訂閱以繼續探索完整內容，並享受更多專屬服務。