More than one and a half years have elapsed since the commencement of the coronavirus
disease 2019 (COVID-19) pandemic, and the world is struggling to contain it. Being caused …

Young age, female sex, absence of comorbidities, and prior infection or vaccination are
known epidemiological barriers for contracting the new infection and/or increased disease …

The ongoing COVID-19 outbreak, initially identified in Wuhan, China, has impacted people
all over the globe and new variants of concern continue to threaten hundreds of thousands …

Second wave of COVID-19 pandemic in India came with unexpected quick speed and
intensity, creating an acute shortage of beds, ventilators, and oxygen at the peak of …

Objective To describe COVID-19 in children and the differences between the two waves.
Methods The electronic medical records of children younger than 16 y of age with laboratory …

Importance Higher risks of contracting infection, developing severe illness and mortality are
known facts in aged and male sex if exposed to the wild type SARS-CoV-2 strains (Wuhan …

The current study provides the solutions of the mathematical model based on the
coronavirus including the effects of vaccination and quarantine. The numerical stochastic …

Ha transcurrido más de un año y medio desde el inicio de la pandemia debida a la
enfermedad por coronavirus 2019 (COVID-19), y el mundo se esfuerza por contenerla. Al …

The Delta variant leads to the resurgence of the second wave in India. A 1.51-fold increase
in neutralizing antibody response was observed in the second wave compared with first …

Acta Biomed 2021; Vol. 92, N. 6: e2021454 2 medical staff during the pandemic, besides the
high physical and mental pressures, along with the very high number of patients and people …