Moderna has said up to 1.7bn people at high risk from Covid-19 would benefit from annual booster shots, as it prioritises developing a new jab targeting the fast-spreading Omicron variant to be released in the autumn.
莫德納(Moderna)表示，多達17億新冠高危人群將受益于每年的加強針接種，該公司正優先開發一種針對快速傳播的Omicron變種的新疫苗，將于秋季發布。
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