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  1. PNAS

  2. About PNAS Nexus - PNAS

  3. Latest Articles - PNAS

  4. Submitting Your Manuscript - PNAS

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  6. Evolutionary analysis of a complete chicken genome - PNAS

  7. List of Issues | Proceedings of the National Academy of Sciences

  8. The echo chamber effect on social media - PNAS

  9. Concomitant formation of protocells and prebiotic compounds