Navegar por los elementos (20655 total)

This study investigates whether the coronavirus (COVID-19) pandemic caused a contagion and negatively affected the stock market. Using data from the 10 worst-hit countries over the period from December 2019 to May 2020 and an EGARCH model, the study…

The objective of the present study was to evaluate of serum metal levels in COVID-19 patients with different disease severity, and to investigate the independent association between serum metal profile and markers of lung damage. The cohort of…

One of the biggest challenges in managing the food sector during a pandemic crisis is sustaining a robust food security system and adopting the right strategies in correlating the consumers’ needs and requirements with those of food safety, the…

We illustrate and study the evolution of reported infections over the month of March in New York State as a whole, as well as in each individual county in the state. We identify piecewise exponential trends, and search for correlations between the…

The 2019 Novel Corona virus infection (COVID 19) is an ongoing public health emergency of international focus. Significant gaps persist in our knowledge of COVID 19 epidemiology, transmission dynamics, investigation tools and management, despite (or…

O cultivo de beterraba com biofertilizante consiste em uma alternativa potencial para produção em escala familiar, sendo necessário, contudo avaliar a qualidade de produção. Assim objetivou-se avaliar a qualidade pós-colheita de beterraba submetida á…

Abstract Coronavirus disease 2019 (COVID-19) was first detected in December 2019. In March 2020, the World Health Organization declared COVID-19 a pandemic. People with underlying medical conditions may be at greater risk of infection and experience…

The COVID-19 pandemic has dramatically changed everyday life, and policy makers have raised concerns about possible changes in gambling patterns during the pandemic. This study aimed to examine whether self-reported gambling has increased during the…