The Biden administration has decided that most Americans should get a coronavirus booster shot eight months after they completed their initial vaccination, and could begin offering the extra shots as early as mid-September, according to two administration officials familiar with the discussions. Officials are planning to announce the administration’s decision as early as this week....
Their goal is to let Americans know now that they will need additional protection against the delta variant tha
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芝加哥论坛报-国家与世界
2021-08-17 00:00:00.0