"While trials are recruiting or already underway for children 12 and older, companies have yet to enroll younger children. It will probably be another year before vaccines are available for them, said Robert Frenck, the principal investigator for the Pfizer coronavirus vaccine trial at Cincinnati Children’s Hospital, who also oversees the AstraZeneca clinical trial there.
At least four companies — Pfizer, Moderna, AstraZeneca, and Janssen — are planning to start trials for younger children this spring, according to Yvonne Maldonado, a professor of pediatrics and epidemiology, and chief of the Division of Pediatric Infectious Diseases at Stanford University School of Medicine. It is “critical to include all populations including infants and young children in safety trials,” she said in an email, adding that doing so “will be important to prevent individual pediatric infection as well as transmission to family members, teachers and other caregivers.”
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