Confronting the Delta Variant of SARS-CoV-2

JAMA, 18 agosto 2021

Availability of safe and highly effective SARS-CoV-2 vaccines increased the possibility of durable control of COVID-19 both in the US and worldwide. After initial challenges in vaccine supply and delivery, there was substantial progress in vaccinating US residents. The arrival of spring 2021 and increasing vaccination rates, particularly among individuals at high risk for severe infection and complications, was followed by a steady decline in cases, hospitalizations, and deaths.

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