欧洲疾控中心：2025年人畜共患病流感病毒报告-协议版本3.1（英文版）

An event of a human case infected with an influenza virus deriving from an animal source should be reported within 24 hours to the Early Warning and Response System (EWRS) which will cover the International Health Regulations (IHR) notification for EU/EEA countries. To complement the eventbased surveillance, TESSy reporting allows for a long-term collection of key indicators. Data to TESSy can be uploaded retrospectively when more information becomes available but should be done as soon as feasi