Covid-19 thiab ntim cov neeg tsim cov qos yaj ywm: nce siab ua haujlwm thiab muaj kev sib tw tshiab
Ib qho ntawm qhov tsis xav tau qhov tshwm sim ntawm COVID-19 kis thoob qhov txhia chaw yog qhov kev xav tau ntau ntxiv rau cov txiv hmab txiv ntoo thiab zaub tshiab. Raws li qhov tshwm sim ...