Annals of internal medicine
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Multicenter Study
Dynamics and Correlation Among Viral Positivity, Seroconversion, and Disease Severity in COVID-19 : A Retrospective Study.
The understanding of viral positivity and seroconversion during the course of coronavirus disease 2019 (COVID-19) is limited. ⋯ None.
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Excess death estimates quantify the full impact of the coronavirus disease 2019 (COVID-19) pandemic. Widely reported U.S. excess death estimates have not accounted for recent population changes, especially increases in the population older than 65 years. ⋯ National Cancer Institute.