"The testing infrastructure 🧫 🧪 must be maintained and strengthened, so that we can catch signals of new variants and

"The testing infrastructure 🧫 🧪 must be maintained and strengthened, so that we can catch signals of new variants and the 🔎 first signs of a surge early", @DirOPSPAHO #COVID19 https://t.co/LjWdrIUiaB