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Clinical Characteristics and Outcomes Among Adults Hospitalized with Laboratory-Confirmed SARS-CoV-2 Infection During Periods Of B.1.617.2 (Delta) And B.1.1.529 (Omicron) Variant Predominance — One Hospital, California, July 15–September 23, 2021 and December 21, 2021–January 27, 2022

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