COVID-19 Update from the CDC – March 17 2021 16:00:38
🧪 COVID-19 Science Update:
Read the latest #COVID19 research on oxygen levels during mask use, vaccine side effects, the spread of variants in France, and more.
👓 Read the full update: https://t.co/2ZYK3gofMa https://t.co/z42iOmWff6