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The vaccine, which is inhaled by mouth, is being offered free of charge as a booster dose to previously vaccinated people, according to an announcement published this Wednesday by an official account of the municipality on social media.
This inoculation aims to persuade those who are reluctant to be vaccinated and to expand vaccination in poor countries, as it is easier to administer.
Vaccination against covid-19 is not mandatory in China, but the country intends to increase the ratio of the population that received booster doses, before relaxing epidemic prevention measures. The Asian country maintains a zero-tolerance strategy for the disease.
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