專家：中國三地疫情共通點是海鮮加工銷售

<img src="https://static.rti.org.tw/assets/thumbnails/2020/03/24/20200324000178M.jpg" width="360" alt="中國未將武漢肺炎的無症狀感染者列入確診病例，引發質疑。...