新型冠状病毒

WHO says asymptomatic transmission is very rare

World Health Organization has said that while there appears to be evidence that person-to-person transmission is possible from a person who displays no symptoms of coronavirus, that this is rare.

“From the data we have, it still seems to be rare that an asymptomatic person actually transmits onward to a secondary individual,” Maria Van Kerkhove, technical lead on the WHO’s health emergencies programme, said at a press conference on Monday evening.

Dr Van Kerkhove said the conclusion follows monitoring of many countries' data generated from track and trace schemes. She explained that asymptomatic cases were typically identified as contacts of a person with symptoms, but that there appeared to be extremely low transmission to the contacts of the asymptomatic patients.

您已阅读65%(774字),剩余35%(422字)包含更多重要信息,订阅以继续探索完整内容,并享受更多专属服务。
版权声明:本文版权归manbetx20客户端下载 所有,未经允许任何单位或个人不得转载,复制或以任何其他方式使用本文全部或部分,侵权必究。
设置字号×
最小
较小
默认
较大
最大
分享×