The first dominant SARS‐CoV‐2 Omicron variant BA. 1 harbours 35 mutations in its Spike
protein from the original SARS‐CoV‐2 variant that emerged late 2019. Soon after its …

The COVID-19 pandemic has created significant concern for everyone. Recent data from
many worldwide reports suggest that most infections are caused by the Omicron variant and …

Background Nirmatrelvir–ritonavir has been authorized for emergency use by many
countries for the treatment of coronavirus disease 2019 (Covid-19). However, the supply …

Background COVID-19 is associated with increased risks of neurological and psychiatric
sequelae in the weeks and months thereafter. How long these risks remain, whether they …

Infection with SARS-CoV-2 virus is associated with a wide range of symptoms. The REal-
time Assessment of Community Transmission− 1 (REACT-1) study monitored the spread …

The mechanisms of olfactory dysfunction in COVID-19 are still unclear. In this review, we
examine potential mechanisms that may explain why the sense of smell is lost or altered …

Background The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Delta
variant has been replaced by the highly transmissible Omicron BA. 1 variant, and …

Can SARS-CoV-2 hitchhike on the olfactory projection and take a direct and short route from
the nose into the brain? We reasoned that the neurotropic or neuroinvasive capacity of the …

COVID-19 has emerged as a pandemic leading to a global public health crisis of
unprecedented morbidity. A comprehensive insight into the imaging of COVID-19 has …

Worldwide, over 694 million people have been infected with SARS-CoV-2, with an estimated
55–60% of those infected developing COVID-19. Since the beginning of the pandemic in …