美国本土钉螺病病例缺乏证据（回应）
一项研究发现，目前尚未发现美国本土钉螺病病例，该病毒主要通过钉螺叮咬传播，主要分布在南美洲，但研究人员表示，美国可能存在潜在风险，但仍需要进一步研究以确认。
来源: CDC ｜ 阅读全文
发布时间: 2026-05-01 12:00 GMT+8（北京时间）
#钉螺病 #南美病毒 #美国本土病例
Post #4862
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