@WHO: To control the spread of the #COVID19 Delta variant, we need: 🔸better surveillance 🔸more strategic testing 🔸stronger contact tracing 🔸 early clinical care 🔸well-trained & well-protected 👨‍⚕️👩‍⚕️ 🔸more R&D 🔸more vaccines https://t.co/KnC7CrL2NK

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