They spent 12 years solving a puzzle. It yielded the first COVID-19 vaccines.. #discovery #Science #technology #tech #research #education #scientists https://t.co/v0aRcJvs7c
— Yusra Salim | يُسرى بِنْت سالم (@Shulab) January 1, 2021
from Twitter https://twitter.com/Shulab
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