Reproducible and reusable research: are journal data sharing policies meeting the mark?

After collapsing DSM into two categories, required (DSM 1, 2) and not required (DSM 3, 4, 5, 6), we still see a highly significant increase in IF for journals with required data sharing (Wilcoxon Rank Sum Test, p < 0.001, 2013 and 2014 data) ( Fig. 2 ).

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