欧洲疾控中心：传染病威胁报告（2025年11月22日至28日，第48周）（英文版）

Outbreaks of hepatitis A virus (HAV) infection have been ongoing in Austria, Czechia, Hungary, and Slovakia for at least two years, affecting different populations, including both children and adults. • Groups with limited access to proper sanitation and/or healthcare services are in general disproportionately affected. • Cumulatively there have been 39 deaths and more than 6 000 HAV cases reported in 2025. • Sequencing analyses of a subset of the samples have identified two closely-related c