As the epidemic continues to rage, China has steadily promoted booster inoculation for the public by providing an increasing number of vaccine types to ensure people's health and safety.
As the epidemic continues to rage, China has steadily promoted booster inoculation for the public by providing an increasing number of vaccine types to ensure people's health and safety.
22 (Xinhua) At a vaccination site in Beijing s Chaoyang District, medics are busy preparing inhalable COVID-19 vaccine doses for individuals, who are provided with the option to inhale the needle-free vaccine after it was aerosolized.