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The Global Case-Fatality Rate of COVID-19 Has Been Declining Since May 2020.
The objective of this study was to evaluate the trend of reported case fatality rate (rCFR) of COVID-19 over time, using globally reported COVID-19 cases and mortality data. We collected daily COVID-19 diagnoses and mortality data from the WHO's…
Position: 18819 (21 views)
Technological Advances in Ozone and Ozonized Water Spray Disinfection Devices
To control infectious diseases such as the severe acute respiratory syndrome coronavirus (Covid-19) that caused the current pandemic, disinfection measures are essential. Among building measures, disinfection chambers can help to decrease the…
Position: 19350 (20 views)
Cycle Threshold Values in the Context of Multiple RT-PCR Testing for SARS-CoV-2
Daniel Romero-Alvarez,1 Daniel Garzon-Chavez,2 Franklin Espinosa,3 Edison Ligña,3 Enrique Teran,2 Francisco Mora,3 Emilia Espin,4 Cristina Albán,4 Juan Miguel Galarza,4 Jorge Reyes3,5 1Biodiversity Institute and Department of Ecology…
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Revisiting Tetra-p-Sulphonated Porphyrin as Antimicrobial Photodynamic Therapy Agent
Photodynamic inactivation is known as a new antimicrobial photodynamic therapy (aPDT). It is based on the administration of a photosensitizer located in the bacterial/viral cell followed by exposure to light radiations (with a proper wavelength…
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The first wave of the SARS-CoV-2 epidemic in Tuscany (Italy): A SI2R2D compartmental model with uncertainty evaluation.
With the aim of studying the spread of the SARS-CoV-2 infection in the Tuscany region of Italy during the first epidemic wave (February-June 2020), we define a compartmental model that accounts for both detected and undetected infections and assumes…
Position: 19760 (19 views)
The Spectrum of CT Findings of COVID-19 Pneumonia: Acute Alveolar Insult and Organizing Pneumonia as Different Phases of Lung Injury and Repair
Purpose To analyze the findings and serial changes in chest CT lesions in 123 symptomatic patientswith coronavirus disease 2019 (COVID-19).Materials and Methods From February 19 to April 7, 2020, a total of 123 confirmed COVID-19patients (male, 44;…
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Afectaciones personales y organizacionales derivadas del confinamiento por COVID-19 en México
El objetivo de este artículo fue analizar las afectaciones personales y organizacionales derivadas del confinamiento por COVID-19 en México. Se utilizó una estrategia asociativa y un diseño predictivo transversal. Participaron 724 trabajadores, de…
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Two Examples of RNA Aptamers with Antiviral Activity. Are Aptamers the Wished Antiviral Drugs?
The current Covid-19 pandemic has pointed out some major deficiencies of the even most advanced societies to fight against viral RNA infections. Once more, it has been demonstrated that there is a lack of efficient drugs to control RNA viruses.…
Position: 18819 (21 views)
The proportion and effect of corticosteroid therapy in patients with COVID-19 infection: A systematic review and meta-analysis.
ObjectivesCoronavirus disease 2019 (COVID-19) remains a global challenge. Corticosteroids constitute a group of anti-inflammatory and immunosuppressive drugs that are widely used in the treatment of COVID-19. Comprehensive reviews investigating the…
Position: 15966 (25 views)
COVID-19: An Update About the Discovery Clinical Trial
Finding efficacious and safe treatments for COVID-19 emerges as a crucial need in order to control the spread of the pandemic. Whereas plasma therapy attracts much interest, the European project Discovery focuses on the potentialities of small…
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