Stock Photo - Vaccine for COVID-19 Comirnaty made by Pfizer and BioNTech, in Prague, Czech Republic, June 9, 2021. (CTK Photo/Zdenek Rerych)

Stock Photo: Vaccine for COVID-19 Comirnaty made by Pfizer and BioNTech, in Prague, Czech Republic, June 9, 2021. (CTK Photo/Zdenek Rerych).

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