Respiratory viral infections are a leading cause of disease worldwide. A variety of respiratory
viruses produce infections in humans with effects ranging from asymptomatic to life …

Background Respiratory viral infections are a major cause of morbidity and mortality
worldwide. However, their characterization is incomplete because prevalence estimates are …

Background. The identification of multiple viruses during respiratory illness is increasing with
advances in rapid molecular testing; however, the epidemiology of respiratory viral …

Abstract Background Acute Respiratory Infections (ARIs) are a major health problem,
especially in young children and the elderly. Objectives Insights into the seasonality of …

Despite major advances in prevention and treatment of viral infection, illness caused by
respiratory viruses continues to be the most frequent infectious disease experienced by …

PURPOSE: We compared the prevalence and spectrum of common respiratory viruses
among patients with near-fatal asthma, acute exacerbations of asthma, or chronic …

BACKGROUND: Respiratory infections are the most common infections in humans. The
prevalence of respiratory viruses in adults is largely underestimated, and relevant data …

ContextWhile hospitalization rates have declined overall, hospitalizations for acute lower
respiratory tract infections have increased steadily since 1980. Development of new …

Background Respiratory viral infections are a major cause of morbidity and hospitalization in
young children. Nevertheless, the population burden of respiratory viral infections …

Background Community-acquired pneumonia (CAP) causes a major burden to the health
care system among children under-5 years worldwide. Information on respiratory viruses in …