回复28楼:
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世卫专家列出了6项优先该做的事,明确应该是:溯源 in all regions inside and outside China,对中国也没有提出新的指控和批评。见:
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https://www.nature.com/articles/d41586-021-02263-6
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The international team listed the following priorities:
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Further trace-back studies. On the basis of disease reporting, look for early COVID-19 cases in all regions inside and outside China that have the earliest evidence for SARS-CoV-2 circulation.
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Antibody surveys. Use standardized methods in the regions that have the earliest evidence for SARS-CoV-2 circulation (inside and outside China) to identify any places where infections occurred that were not observed through disease reporting.
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Trace-back and community surveys. These will need to be conducted at sites of wildlife farms that supplied animals to markets in Wuhan in the months before human cases were recognized (inside and outside China, depending on supply-chain analysis).
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