WHO世界卫生组织：2019年世卫组织指南报告（英文版）

In the early stages of an influenza pandemic, public health and social measures (PHSM) represent the only readily available non-medical countermeasures for preventing or controlling the spread of a pandemic virus. Since the publication of the WHO guidance “Non-pharmaceutical public health measures for mitigating the risk and impact of epidemic and pandemic influenza” in 2019, several PHSM have been widely used to reduce and slow transmission of SARS-CoV-2 with also an impact on the circulatio