First detection of SARS-CoV-2 Omicron BA.4 variant in Western Pennsylvania, United States미국 서부 펜실베니아주에서 SARS-CoV-2 Omicron BA.4 변종 첫 발견 Published on 2022-09-012022-09-11 Journal: Journal of medical virology [키워드] omicron SARS-CoV-2 United State variant [저자] Tung Phan, Stephanie Boes, Melissa McCullough, Jamie Gribschaw, Jane W Marsh, Lee H Harrison, Alan Wells [Category] COVID19(2023년), SARS, 변종, 치료기술, 치료법, PMC URL [DOI] 10.1002/jmv.27846 [Article Type] Article [Source] PMC All Keywords 【제목키워드】 SARS-CoV-2, variant, omicron, United State,