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PBS News Hour

Rewriting the Textbook on Disease

A new report from the National Research Council is calling for a "new taxonomy" that would define diseases more precisely by their underlying molecular causes rather than their traditional physical signs and symptoms.
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October 20, 2025 - PBS News Hour full episode
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Season 2025 Episode 293
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Season 2025 Episode 292
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Season 2025 Episode 285
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Season 2025 Episode 284
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