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. 2022 Sep 5;12:15073. doi: 10.1038/s41598-022-18518-9

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Fitted model for the global population-averaged dataset for the two studied contagion waves. The blue dotted line shows the smoothed concentration, the solid blue line shows the concentration after applying the optimal delay, the black solid line shows the interpolated incidence, and the orange line shows the optimal fitted incidence model.