Unvaccinated individuals with prior symptomatic COVID-19 have a much lower risk for acquiring recurrent COVID-19 than unvaccinated individuals without prior COVID-19 for up to 9 months from the index infection
The seroprevalence of severe acute SARS-CoV-2 increased, reaching about 75% among children and adolescents by February 2022.
Higher vaccination coverage is associated with lower rates of COVID-19 mortality and incidence in the United States.
Researchers assessed whether early treatment with hydroxychloroquine decreases the risk for hospitalization among patients with mild to moderate COVID-19 infection.
A study shows significantly reduced posterior stromal keratocyte density and other changes following SARS-CoV-2 infection.
A study examining hemodynamically guided management of patients with chronic HF found significant changes in clinical outcomes during the COVID-19 pandemic.
International travelers who arrive in the United States through land ports or ferry terminals will still need to show they have been fully vaccinated against COVID-19.
Tenth version recommends nirmatrelvir/ritonavir in patients with confirmed COVID-19 who have highest risk for hospitalization.
A single dose of AZD7442 is effective for preventing COVID-19.
A fourth dose of the BNT162b2 vaccine is effective for reducing the risk for COVID-19-related outcomes in the short term.
