Serological studies uniquely strengthen infectious disease surveillance, expanding
prevalence estimates to encompass asymptomatic infections, and revealing the otherwise …

Background: Measles seroprevalence data have potential to be a useful tool for
understanding transmission dynamics and for decision making efforts to strengthen …

Measles is a highly transmissible disease that requires high levels of vaccination coverage
for control and elimination. Areas that are unable to achieve and maintain high coverage …

Somalia is a complex and fragile setting with a demonstrated potential for disruptive, high-
burden measles outbreaks. In response, since 2018, Somalian authorities have partnered …

Objective: The study objective was to identify measles and rubella immunity gaps among
people with HIV (PWH) in Zambia despite high measles vaccine coverage and widespread …

Community-based serological studies are increasingly relied upon to measure disease
burden, identify population immunity gaps, and guide control and elimination strategies; …

The extent to which dengue virus has been circulating globally and especially in Africa is
largely unknown. Testing available blood samples from previous cross-sectional serological …

Implications of the COVID-19 pandemic for both populations and healthcare systems are
vast. In addition to morbidity and mortality from COVID-19, the pandemic also disrupted local …

Countries with moderate to high measles-containing vaccine coverage face challenges in
reaching the remaining measles zero-dose children. There is growing interest in targeted …

Residual blood specimens provide a sample repository that could be analyzed to estimate
and track changes in seroprevalence with fewer resources than household-based surveys …