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  "dek": "中新网北京11月1日电 (记者 孙自法)据中国科学院11月1日消息，聚焦“气候变化与健康的相互关联性：中国与德国的应对之道”主题，第三届中国科学院与德国国家科学院“科学与未来”双边研讨会10月29日至30日在北京举行，来自中德两国高校、科研机构的专家学者和青年学生代表与会，共同围绕人类与公共健康、人工智能赋能健康与环境领域研究等开展跨学科深入交流研讨。",
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  "lead_reason": "Current single-source metadata is retained but not promoted as a lead.",
  "limitations": [
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    "The evidence-strength label describes source structure, not truth, intent, impact, or causation.",
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    "Title-similarity clustering can miss differently worded or cross-language accounts and can join closely worded updates.",
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