2, 2021 file photo, a health worker prepares Pfizer vaccines during the national COVID-19 vaccination campaign in Pamplona, northern Spain....
He said that's already been the case....
But wealthy countries--including Britain, Denmark, France, Greece, Germany, and Spain--have begun or are considering plans to offer third shots of two-dose vaccines to their vulnerable people such as the elderly or those with compromised immune systems....
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2021-09-09 00:00:00.0