WHO世界卫生组织：2026年疫苗和疫苗接种研究准备就绪的区域咨询会：疫苗可预防疾病（VPD）暴发和流行病报告（英文版）

COVID-19 revealed that the Region’s challenge was not vaccine development speed, but the timely generation of context-specific evidence on effectiveness, safety, delivery, and community acceptance. Research was reactive, fragmented, and hampered by diverging regulatory requirements, incompatible protocols, and an infodemic that eroded public trust. Recurrent outbreaks of measles, Nipah, dengue, and diphtheria — including an active measles outbreak in Bangladesh at the time of this consultatio