What Does The Word Pfizer Mean

What does "90 effective" mean for Pfizer's Covid19 vaccine?

What Does The Word Pfizer Mean. Web wikidata rate this definition: Is an american multinational pharmaceutical corporation headquartered.

What does "90 effective" mean for Pfizer's Covid19 vaccine?
What does "90 effective" mean for Pfizer's Covid19 vaccine?

Is an american multinational pharmaceutical corporation headquartered. Web wikidata rate this definition:

Web wikidata rate this definition: Web wikidata rate this definition: Is an american multinational pharmaceutical corporation headquartered.