Severity of maternal SARS-CoV-2 infection and perinatal outcomes of women admitted to hospital during the omicron variant dominant period using UK Obstetric Surveillance System data: prospective, national cohort study.
Hilde Marie EngjomRema RamakrishnanNicola J VousdenKathryn BunchEddie MorrisNigel A B SimpsonChristopher GalePatrick O'BrienMaria QuigleyPeter BrocklehurstJennifer J KurinczukMarian KnightPublished in: BMJ medicine (2022)
ISRCTN 40092247.
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