بدائل البحث:
"_ nn decrease" » "_ ann decrease" (توسيع البحث), "_ cnn decrease" (توسيع البحث), "_ knn decrease" (توسيع البحث)
"_ nn decrease" » "_ ann decrease" (توسيع البحث), "_ cnn decrease" (توسيع البحث), "_ knn decrease" (توسيع البحث)
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Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar
منشور في 2023"…In the post-first omicron phase, incidence rate of fatal COVID-19 decreased by 90.0% compared with earlier stages. Both severity and fatality exhibited an exponential increase with age and a linear increase with the number of coexisting conditions. …"
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