Original articleImpact of SARS-CoV-2 Omicron and Delta variants in patients requiring intensive care unit (ICU) admission for COVID-19, Northern Italy, December 2021 to January 2022
Keywords
SARS-CoV-2
Intensive care unit (ICU)
Severe infections
COVID-19
Omicron variant
Delta variant
Variant of Concern (VOC)
Italy
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