Pfizer and BioNTech to offer COVID vaccine to volunteers who got placebo
Pfizer Inc and its partner BioNTech Se plan to give volunteers who received a placebo in its COVID-19 vaccine trial an option to receive a first dose of the vaccine by March 1, 2021, while staying within the study.
from bdnews24.com - Home https://ift.tt/3rNi4j6
from bdnews24.com - Home https://ift.tt/3rNi4j6
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