The COVID‐19 pandemic caused by the novel coronavirus SARS‐CoV‐2 continues to have
a major impact on healthcare and social systems throughout the world. As the clinical and …

Influenza viruses cause annual epidemics and occasional pandemics of respiratory tract
infections that produce a wide spectrum of clinical disease severity in humans. The novel …

Throughout the COVID-19 pandemic, many have worried that the additional burden of
seasonal influenza would create a devastating scenario, resulting in overwhelmed …

Background In COVID-19 patients, undetected co-infections may have severe clinical
implications associated with increased hospitalization, varied treatment approaches and …

Even in nonpandemic years, influenza and other etiologies of pneumonia represent the
eighth leading cause of death in the United States, and respiratory viruses are the most …

Abstract Coronavirus disease 2019 (COVID-19) caused by severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) has now become a pandemic threat to the whole …

We conducted this meta-analysis to determine the proportion of co-infection with influenza
viruses in SARS-CoV-2 positive patients and to investigate the severity of COVID-19 in these …

The annual influenza epidemicsubstantiallyaffectshealthcaresys-tems worldwide and has
resulted in an estimated 12 000 to 61 000 deaths annually since 2010 just in the US. 1 The …

Background To date, influenza epidemics have been considered suitable for use as a model
for the COVID-19 epidemic, given that they are respiratory diseases with similar modes of …

Τhe COVID-19 pandemic highly impacted the circulation, seasonality, and morbidity burden
of several respiratory viruses. We reviewed published cases of SARS-CoV-2 and respiratory …