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The European region has been free of polio since 2002.
Sierra Leone's campaign focuses on frontline responders including healthcare workers, traditional healers, community health groups, lab teams, and taxi drivers.
Children younger than 5 years are the most affected group and account for the largest portion of deaths.
There were 24 cases of RSV infection through day 151 in the nirsevimab arm and 54 in the placebo arm.
They also had lower odds of requiring intensive care and dialysis or vasopressors than those who didn't receive early therapy, the authors say.
Recent detections in Zimbabwe and Zambia were confirmed as the novel 1b clade.
The avian flu virus is also taking a heavy toll on California's commercial poultry farms.
The results support the vaccines' use as boosters in adolescents, the authors say.
The Xpert MTB/RIF Ultra test is the first TB diagnosis test to meet the WHO's prequalification standards.
But the risk of bacterial infections in COVID-19 patients was substantially elevated after 48 hours compared with the other viruses.
Those who reported COVID reinfections during the study period had the most symptoms through 24 months.
State health officials said multiple positive results in recent days came from Raw Farm's retail milk, its storage tanks, and its bottling facility.
The estimated financial toll of chikungunya is $50 billion, with $25 billion each spent on chronic disease and on acute illness.
A CDC- and FDA-led investigation found the outbreak, which sickened 104 people in 14 states, was likely caused by slivered onions supplied by Taylor Farms.
Use of audit and feedback reports at 2 children's hospitals was associated with a 32% increase in the rate of appropriate antibiotic choice and duration for community-acquired pneumonia.
The main symptoms are fever, headache, runny nose, breathing problems, and anemia.
Investigators found hundreds of dead poultry at the patient's family home.
Wildlife organization calls for culling of herds, increased testing, and a dedicated funding mechanism.
Visitors are at risk of ingesting water that has been contaminated with feces at splash pads.
Vaccination conferred a protective effect, with 15% of vaccinees developing long COVID, compared with 46% of the unvaccinated.
