BEIJING, Dec. 2 (Xinhua) -- The current acute respiratory diseases reported in China are all caused by known pathogens, and no new infectious diseases caused by new viruses or bacteria have been identified, a health official said Saturday, citing monitoring results.
Mi Feng, a spokesperson for the National Health Commission, made the remarks during a press conference.
原文地址：http://en.people.cn/n3/2023/1202/c90000-20105174.html