Wednesday, 23 June 2021

El aumento de los contagios de COVID-19 en algunos países que usaron vacunas chinas genera dudas sobre su efectividad


By BY SUI-LEE WEE from NYT en Español https://ift.tt/3xHAVOA
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How we reported in -30C temperatures in Canada's Arctic

BBC's Nadine Yousif and Eloise Alanna spent five days travelling with the country's military rangers through frostbite and sub-zero ...