Updates are available Erratum dated 2017-08-17

Click to view Erratum: https://doi.org/10.1186/s13717-017-0099-z

Updates are available Erratum dated 2017-09-11

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A state-by-state comparison of middle school science standards on evolution in the United States

Crossref DOI link: https://doi.org/10.1186/s12052-017-0066-2

Published Online: 2017-07-17

Published Print: 2017-12

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