Hanoi administers COVID-19 vaccine for children from 12-17 years old. (Photo: VOV)

Hanoi distributed 138,000 doses of Pfizer vaccines for districts, precincts, and towns to inject the first dose to children aged from 14 to 17 and the second dose for children from 15-17 years old, who had their first shot at least 3 weeks ago.

All children aged from 12 to 17 in Hanoi will be vaccinated from now to the first quarter of next year