biostudies-literatureUnknown7(12)Pang XNational science review1861-1864https://www.ebi.ac.uk/biostudies/studies/S-EPMC7665658biostudies-literatureCold-chain food contamination as the possible origin of COVID-19 resurgence in Beijing.PMC7665658Li GYang JLi JPan YDu SXiao YChen LZhou WPang XWang JLi MMa WCOVID-19 Laboratory Testing GroupDi LZhai SRen LWang QHuang YGao LWu SCOVID-19 Field Response GroupDu JLai SKang LfalseCold-chain food contamination as the possible origin of COVID-19 resurgence in Beijing.2020-01-01T00:00:00Z2020 Dec2025-04-18T13:47:39.158Z2025-02-18T23:27:03.42ZS-EPMC76656583467608310.1093/nsr/nwaa264