What is the cold chain? Why does it become a "breeding ground" for viruses?
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From Wuhan, Beijing to Dalian and Hong Kong, clustered outbreaks have occurred in frozen food markets, making the public more concerned about the safety of cold chain logistics. What are the links in the cold chain? What risks are there? Editor/Ding Lin New Media Editor/Chen Xuanzhi Produced by: Science Central Kitchen Produced by: Beijing Science and Technology News | Science Plus Client |
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