What started as a cluster of patients with a mysterious respiratory illness in Wuhan, China, in
December 2019, was later determined to be coronavirus disease 2019 (COVID-19). The …

There is currently an ongoing worldwide pandemic of a novel virus belonging to the family of
Coronaviruses (CoVs) which are large, enveloped, plus-stranded RNA viruses …

Respiratory tract infections remain the top cause of morbidity and mortality from infectious
diseases worldwide [1]. The emergence of new pathogens that cause lethal human …

In December 2019, a cluster of fatal pneumonia cases presented in Wuhan, China. They
were caused by a previously unknown coronavirus. All patients had been associated with …

To date, seven identified coronaviruses (CoVs) have been found to infect humans; of these,
three highly pathogenic variants have emerged in the 21st century. The newest member of …

In early December 2019, an outbreak of coronavirus disease 2019 (COVID-19), caused by a
novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), occurred in Wuhan …

ABSTRACT Since December 2019, China has been experiencing an outbreak of a new
infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV …

From the end of 2019, an ongoing outbreak of a new type of unexplained pneumonia
caused by a novel coronavirus, Severe Acute Respiratory Syndrome coronavirus 2 (SARS …

In late December 2019, a cluster of unexplained pneumonia cases has been reported in
Wuhan, China. A few days later, the causative agent of this mysterious pneumonia was …

Abstract The “novel” coronavirus disease 2019 (abbreviated “COVID-19”) is the third
coronavirus outbreak emerging during the past two decades. This infectious disease …