Updates are available Correction dated 2014-03-11

Click to view Correction: https://doi.org/10.1073/pnas.1403228111

High-precision timeline for Earth’s most severe extinction

Crossref DOI link: https://doi.org/10.1073/pnas.1317692111

Published Online: 2014-02-10

Published Print: 2014-03-04

Update policy: https://doi.org/10.1073/pnas.cm10313

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