First Imported Case of SARS-CoV-2 Omicron Subvariant BA.4 - Guangdong Province, China, May 4, 2022

China CDC Wkly. 2022 Oct 7;4(40):902-903. doi: 10.46234/ccdcw2022.095.
No abstract available

Keywords: China; Omicron; SARS-CoV-2.