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Masami Iwama

Ministry of Health, Labour and Welfare, Japan - Medical Management Office

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Scholarly Papers (1)

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Associations of COVID-19 Symptoms with Omicron Subvariants BA.2 and BA.5, Host Status, and Clinical Outcomes: A Registry-Based Observational Study in Sapporo, Japan

Number of pages: 34 Posted: 07 Feb 2023
Sho Nakakubo, Naoki Kishida, Kenichi Okuda, Keisuke Kamada, Masami Iwama, Masaru Suzuki, Isao Yokota, Yoichi M. Ito, Yasuyuki Nasuhara, Richard C. Boucher and Satoshi Konno
Hokkaido University - Department of Respiratory Medicine, Emergency Management Bureau Japan, University of North Carolina (UNC) at Chapel Hill - Marsico Lung Institute, Hokkaido University - Department of Hematology Medicine, Ministry of Health, Labour and Welfare, Japan - Medical Management Office, Hokkaido University - Department of Hematology Medicine, Hokkaido University - Department of Biostatistics, Hokkaido University - Data Science Center, University of North Carolina (UNC) at Chapel Hill - Marsico Lung Institute, University of North Carolina (UNC) at Chapel Hill - Marsico Lung Institute and Hokkaido University - Department of Hematology Medicine
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COVID-19, Omicron subvariant, vaccination, upper respiratory symptoms, older age