Temporal Trends and Serogroup Distribution of Invasive Meningococcal Disease in Istanbul, Türkiye, 2021-2025.
OBJECTIVES This population-based cohort study evaluates temporal trends, clinical characteristics, and serogroup distribution of Invasive Meningococcal Disease (IMD) in Istanbul, Türkiye, from 2021 to 2025. METHODS Poisson regression models were used to evaluate changes in incidence rates across age groups over the y...