The United States has doubled its investment -- to nearly $1 billion -- to expedite development of a potential Covid-19 vaccine by American firm Moderna, which on Monday begins the decisive final phase of clinical trials.
from US News Headlines, Latest USA News, America Breaking News - Times of India https://ift.tt/3028Xz6
from US News Headlines, Latest USA News, America Breaking News - Times of India https://ift.tt/3028Xz6
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