Some countries placed large orders before data were available to support evidence-based projections of need, including the number of doses.
在尚未得到数据,对需求(包括剂量数量)做出基于证据的预测时,一些国家就发出了大订单。
Some countries placed large orders before data were available to support evidence-based projections of need, including the number of doses.
在尚未得到数据,对需求(包括剂量数量)做出基于证据的预测时,一些国家就发出了大订单。
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