In late December 2019, a new coronavirus (CoV) called the severe acute respiratory
syndrome CoV 2 (SARS-CoV-2), which had not been detected in humans before, caused a …

This study aims to review the available data regarding the central role of immunity in
combating SARS-CoV-2 infection and in the generation of protection by vaccination against …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the virus responsible for
the pandemic viral pneumonia that was first identified in Wuhan, China, in December 2019 …

Reinfection with SARS-CoV-2 is not frequent yet the incidence rate of it is increasing
globally owing to the slow emergence of drift variants that pose a perpetual threat to …

Background: The global pandemic caused by novel Coronavirus SARS-CoV-2 disease
(COVID-19) is a major threat to the general population and for patients with pre-existing …

Abstract The coronavirus disease 2019 (COVID-19), caused by severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2), has inflicted immense damage to countries …

Background Pediatric COVID-19 is relatively mild and may vary from that in adults. This
study was to investigate the epidemic, clinical, and imaging features of pediatric COVID-19 …

To simultaneously determine clinical and immunological responses to severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in young and old females and …

Background Little is known how COVID-19 is affecting children. Autopsies help gain an
understanding of the pathophysiology of new and developing diseases. Numerous post …

Background Patients diagnosed with the novel coronavirus disease (COVID‐19) who
develop severe symptoms need to be determined in advance so that appropriate treatment …