New data suggest that vaccination of only known contacts may not by itself prevent transmission.
The risk of venous thromboembolism was 60% to 89% higher in COVID-19 patients.
The process generates a list of antibiotics to which the infection is susceptible.
Also, 4 studies shed light on symptoms, diagnosis, and spread, with 1 paper detailing asymptomatic cases.
Rates of severe pregnancy-related complications and severe maternal illness and death rose significantly.
About 27% of kids hospitalized for COVID-19 or MIS-C had symptoms 2 to 4 months later.
Only 86% of New York City preschoolers have received the recommended 3 doses of polio vaccine.
Despite concerns, US officials press ahead with intradermal injection strategy amid rising cases.
The CDC also revised its school guidance, which no longer recommends cohorting or the test-to-stay strategy for exposed contacts.
In kids, lingering symptoms often occurred after mild illness and were more common in unvaccinated youngsters.
More durable protection would be an advantage, since frequent mRNA vaccine boosting may be hard to sustain long-term.