2021年6月18日金曜日

COVID Vaccine Cocktail:

South Korea to mix and match COVID-19 vaccine doses for 760,000 people
A Spanish study found that giving a dose of the Pfizer-BioNTech shot to people who had already received the AstraZeneca vaccine is highly safe and effective, according to preliminary results.


大丈夫みたいだね。 

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