The persistent coronavirus disease 2019 (COVID-19), characterized by severe respiratory
syndrome, is caused by coronavirus 2 (SARS-CoV-2), and it poses a major threat to public …

The world has entered the second wave of the COVID-19 pandemic, and its intensity is
significantly higher than that of the first wave of early 2020. Many countries or regions have …

Abstract Coronavirus Disease 2019 (COVID-19) has been the most severe public health
challenge in this century. Two years after its emergence, the rapid development and …

The COVID‐19 pandemic has unfolded to be the most challenging global health crisis in a
century. In 11 months since its first emergence, according to WHO, the causative infectious …

The COVID-19 pandemic has affected millions of people and posed an unprecedented
burden on healthcare systems and economies worldwide since the outbreak of the COVID …

Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is a highly pathogenic
novel virus that has caused a massive pandemic called coronavirus disease 2019 (COVID …

The COVID-19 pandemic, caused by the severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2), has captivated the globe's attention since its emergence in 2019. This highly …

Vaccines are urgently needed to control the coronavirus disease 2019 (COVID-19)
pandemic and to help the return to pre-pandemic normalcy. A great many vaccine …

The COVID-19 pandemic caused by SARS-CoV-2 has resulted in millions of cases and
hundreds of thousands of deaths. Beyond there being no available antiviral therapy …

Vaccination is the most effective and feasible way to contain the Coronavirus disease 2019
(COVID-19) pandemic. The rapid development of effective COVID-19 vaccines is an …