欧洲疾控中心：2025年评估在欧盟/欧洲经济区废水中多次检测到脊髓灰质炎病毒对公共健康的威胁报告（英文版）

Poliomyelitis (polio) is a highly infectious disease caused by polioviruses, which can be prevented by vaccination. Polioviruses can be transmitted easily and silently across wide geographic areas. Most infected people do not develop symptoms, but if the virus invades the nervous system it can cause acute flaccid paralysis (AFP) within hours. Fewer than 1% of infections lead to irreversible paralysis. As the last indigenous case caused by an infection with wild poliovirus in Europe was report