Effectiveness of non-pharmaceutical interventions on COVID-19 transmission in 190 countries from 23 January to 13 April 2020
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DOI: 10.1016/j.ijid.2020.10.066
Abstract: Background To evaluate and compare the effectiveness of four types of non-pharmaceutical interventions (NPIs) in containing the time-varying effective reproduction number (Rt) of COVID-19. Methods This study included 1,908,197 confirmed COVID-19 cases from 190 countries… read more here.
Keywords: january april; 190 countries; non pharmaceutical; countries january ... See more keywords
Dynamic Trends of Fine Particulate Matter Exposure across 190 Countries: Analysis and Key Insights
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DOI: 10.3390/su12072910
Abstract: Despite the fact that fine particulate matter (PM2.5) causes serious health issues, few studies have investigated the level and annual rate of PM2.5 change across a large number of countries. For a better understanding of… read more here.
Keywords: slope; 190 countries; trend; fine particulate ... See more keywords