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. 2020 Aug 27;7:285. doi: 10.1038/s41597-020-00609-9

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© The Author(s) 2020

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Fig. 2 — Heat map of the dates of implementation of the NPIs recorded in the CCCSL at the level 2 of the hierarchical coding scheme (categories) in 56 countries. Time is in epidemic age with t₀ = day when 10 cases were reported (http://covid19-interventions.com/CountryMeasuresHeatmap.svg).