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A health worker receives a first dose of the Pfizer-BioNTech COVID-19 vaccine at the Santa Maria Hospital in Lisbon, Portugal, Dec. 27, 2020. (Photo by Pedro Fiuza/Xinhua)
Health workers receive first dose of Pfizer-BioNTech COVID-19 vaccine in Portugal
Source: Xinhua| 2020-12-28 07:27:36|Editor: huaxia
