Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a new beta coronavirus
that emerged at the end of 2019 in the Hubei province of China. SARS-CoV-2 causes …

Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome
coronavirus-2 (SARS-CoV-2), is a threat to the health of the global population. As the result …

Abstract Coronavirus disease 2019 (COVID-19) has become a global pandemic disease.
SARS-CoV-2 variants have aroused great concern and are expected to continue spreading …

The COVID-19 pandemic caused by SARS-CoV-2 is associated with a lower fatality rate
than its SARS and MERS counterparts. However, the rapid evolution of SARS-CoV-2 has …

Over the past 2 years, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
caused the coronavirus disease 2019 (COVID-19) and rapidly spread worldwide. In the …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the causative agent of
coronavirus disease 2019 (COVID-19). To halt the pandemic, multiple SARS-CoV-2 …

Viral variants of concern may emerge with dangerous resistance to the immunity generated
by the current vaccines to prevent coronavirus disease 2019 (Covid-19). Moreover, if some …

Since the worldwide emergence of the COVID-19 outbreak, there have been international
concerns about the possible viral evolution into variants with underlying mutations that may …

The ongoing COVID-19 pandemic caused by severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) has become a global threat. Despite strict control measures …

The emergence of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) variants
in different continents is causing a major concern in human global health. These variants …