An airport-based COVID-19 surveillance program detected the first known U.S. case of the highly transmissible omicron BA.2 subvariant in December, according to a new study that was funded by the ...
In a recent study posted to the medRxiv* pre-print server, researchers evaluated the severity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron (B.1.1.529) infections between ...
Cases and controls were matched one-to-five according to sex, 10-year age group, nationality, number of coexisting medical conditions, calendar week of testing, method of testing (polymerase chain ...
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