Background Seasonal influenza virus is a common cause of acute lower respiratory infection
(ALRI) in young children. In 2008, we estimated that 20 million influenza-virus-associated …

Background Influenza burden estimates help provide evidence to support influenza
prevention and control programs at local and international levels. Methods Through a …

Abstract Background The World Health Organization recommends periodic evaluations of
influenza surveillance systems to identify areas for improvement and provide evidence of …

Background Estimates of the disease burden associated with different respiratory viruses
are severely limited in low‐and middle‐income countries, especially in Africa. Methods We …

Background Over the past decade, influenza surveillance has been established in several
African countries including Zambia. However, information on the on data quality and …

Background Data on influenza burden in risk groups for severe influenza are important to
guide targeted influenza immunization, especially in resource limited settings. However, this …

Introduction Influenza burden (IB) estimates are crucial for monitoring disease trends,
allocating limited resources, and promoting influenza vaccination. However, IB in Egypt is …

Background Influenza surveillance helps time prevention and control interventions
especially where complex seasonal patterns exist. We assessed influenza surveillance …

Background: Influenza infection is a serious public health problem that causes an estimated
3 to 5 million cases and 250,000 deaths worldwide every year. The epidemiology of …

Background Influenza causes a significant annual disease burden, with characterization of
the infecting virus important in clinical and public health settings. Rapid immunoassays are …