Shanghai starts COVID-19 vaccination for children aged 3-5

A medical worker gives thumb up to a child at a vaccination site in Xuhui District of Shanghai, east China, Nov. 20, 2021.

A staff member in cartoon costume comforts a boy at a vaccination site in Xuhui District of Shanghai, east China, Nov. 20, 2021.

A five-year-old girl, accompanied by her father and brother, gets vaccinated at a vaccination site in Xuhui District of Shanghai, east China, Nov. 20, 2021.

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