Rochelle Walensky was expected to rule soon.“ We’re at a different place in the pandemic than we were earlier ” when supply constraints meant people had to take whatever shot they were offered, noted CDC advisor Dr....
Boosters also were allowed, but not urged, for adults of any age at increased risk of infection because of health problems or their jobs or living conditions....
Experts must decide with incomplete data Scientists are trying to decide who should be eligible for COVID-19 booster
综合
洛杉矶时报-世界与民族
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2021-10-21 00:00:00.0