An Imported Case of BA.2 Lineage of Omicron Variant COVID-19 — Guangdong Province, China, December 28, 2021
Qianfang Guo, A Ruhan, Lijun Liang, Xiang Zhao, Aiping Deng, Yao Hu, Zhonghua Zheng, Lirong Zou, Cao Chen, Baisheng Li
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Coronavirus disease 2019 (COVID-19)Lineage (genetic)China2019-20 coronavirus outbreakVirologySevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)BiologyGeographyGeneticsMedicineGeneOutbreakInternal medicineDiseaseInfectious disease (medical specialty)ArchaeologySARS-CoV-2 and COVID-19 ResearchCOVID-19 Clinical Research StudiesMicrobial infections and disease research