Articles: sars-cov-2.
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Infection with SARS-CoV-2, responsible for COVID-19, has spread all over the world since the beginning of 2020. Healthcare providers and researchers have been overwhelmed not only by the rapid diffusion of the disease resulting in a pandemic with more than 4 million cases of death, but also by the lack of therapeutic options. After more than 1 year, the knowledge on COVID-19 has increased thanks to the enormous effort of the scientific community. ⋯ When low-flow oxygen fails to significantly improve oxygen saturation, oxygen therapy using a high-flow nasal cannula is recommended. The current challenges in the treatment of COVID-19 include the need to define the role of convalescent plasma and monoclonal antibodies as well as to identify the optimal target and time for anticoagulation. In this review, we highlight the main aspects of these challenges in light of recent updates.
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Comment Letter
Effectiveness of an Inactivated SARS-CoV-2 Vaccine. Reply.
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As the SARS-CoV-2 pandemic evolves, new variants continue to emerge. Some highly transmissible variants, such as Delta, also raised concerns about the effectiveness provided by current vaccines. Understanding immunological correlates of protection and how laboratory findings correspond to clinical effectiveness is imperative to shape future vaccination strategies.