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2021-04-29

| Tags: diary | n年日記

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Once frozen, the vials of vaccine are held for four weeks of testing. Samples are > sent back to the Andover facility that produced the mRNA, and to the Chesterfield > site that provided the DNA templates.
Pfizer currently operates on a 60-day timeline from start to finish, and more than > half of that time is dedicated to testing.

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