Brendan Smialowski/ AFP via Getty Images President Joe Biden delivers remarks on plans to stop the spread of the Delta variant and boost COVID-19 vaccinations at the State Dinning Room of the White House, in Washington, D.C., on Sept....
Do I need a booster shot, and if so, when?...
Recent studies by the CDC showed that protection against hospitalization for people over 65 has decreased to around 76-80%." At the end of the day, the purpose of the vaccines is to prevent hospitalizations and dea
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ABC新闻-2020年选举
2021-09-17 00:00:00.0