Cold-chain food contamination as the possible origin of COVID-19 resurgence in Beijing

Abstract

supported by the National Major ScienceTthe Chinese Academy of Medical Sciences Innovation Fund for Medical Sciences (2020-I2M-Co V19-011 and 2016-I2M-1-014);the National Natural Science Foundation of China (21525521);the Beijing Advanced Innovation Center for Structural Biology (ICSB);the Beijing Advanced Innovation Center for Genomics(ICG)