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People who have had COVID need second dose of vaccine?

2021-05-07 19 Dailymotion

With more people receiving their COVID-19 vaccinations every day, there's reason to be optimistic about the virus getting under control and case rates coming down. But new data shows a disappointing trend that could affect efforts to protect the populace. As many people are missing their second dose. Know why it's important to get second COVID-19 vaccine dose.