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美国卫生部：未成年人屏幕时间过长已成公共卫生问题
美国卫生与公共服务部5月20日发布报告说，儿童和青少年过度使用电子产品，包括无休止地刷社交媒体、不停地发短信、长时间玩电子游戏等，已成为一个公共卫生问题。（新华社）
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Ebola outbreak is a global health emergency: what happens next
刚果（金）埃博拉疫情被WHO列为全球卫生紧急事件，病毒或已隐秘传播数周，邻国乌干达也出现病例。
Nature, Published online: 18 May 2026; doi:10.1038/d41586-026-01597-3 The outbreak is only the third caused by the rare Bundibugyo virus, for which th…
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Ebola outbreak with uncommon strain erupts in Congo and Uganda; 65 deaths
罕见埃博拉毒株在刚果和乌干达蔓延，已致65人死亡，跨境传播引发国际关注。
WHO learned of potential cases May 5; US CDC said it just heard about it yesterday.