这个词是什么意思？
The influenza outbreaks of 1918 to 1919 also known as Spanish flu pandemic. First reported in Haskell County in Kansas in March of 1918 the disease spread throughout the world and may have killed as many as 25 million people.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D064149 · MeSH 2026。
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