Pfizer expands vaccine tests in kids under 12
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Pfizer says it is expanding testing of its COVID-19 vaccine in children younger than 12. After a first-step study in a small number of young children to test different doses, Pfizer is ready to enroll about 4,500 young volunteers at more than 90 sites in the U.S., Finland, Poland and Spain.
Pfizer says it is expanding testing of its COVID-19 vaccine in children younger than 12. After a first-step study in a small number of young children to test different doses, Pfizer is ready to enroll about 4,500 young volunteers at more than 90 sites in the U.S., Finland, Poland and Spain.
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