… hospitalized with SARI in South Africa during 2009–2014. … used for influenza virus detection
during the 2005 to mid-2009 pre-… influenza B virus and its lineages a 10-year period in South …

… by different influenza virus types and subtypes [9,10,11,12]. On … , economic and epidemiological
characteristics explained a … -pandemic A(H1N1), B, pandemic A(H1N1)2009 and A(H3N2…

… of influenza varied over the years: Seasonal Influenza A(H3) virus was predominant from
2008 to 2009 and from 2012 to … The trends of influenza A sub-types observed in this study are …

… seasonality of influenza virus circulation in West Africa [12, 13]. … influenza-positive specimens
of the same type (and subtype … In Southern Africa, influenza seasonality corresponds to the …

… surveillance data before the 2009 pandemic. Therefore, we opted to limit … On 12 November
2016, we downloaded influenza … the different virus types and subtypes to influenza epidemics …

… Influenza viruses are enveloped viruses of the family … Type A influenza has subtypes that
are determined by the surface … to the influenza positivity rate from ILI samples in Niger (12%…

… by influenza virus types (A and B) and subtypes of influenza … study explored alternative
influenza-incidence proxies and … proxy for influenza incidence in the population.10 Besides …

… countries on influenza epidemiology, circulating influenza virus types and seasonality. As …
patients was observed in South Africa (9) during 2009–2012. In South Africa during this period, …

… various infectious disease studies.10, 36 This wavelet method … PIV subtypes at most Northern
and Southern hemisphere sites… Antigenic and genetic characterization of influenza viruses …

… the epidemiological burden of seasonal influenza and … on the type and subtype of human
influenza in circulation.11 12 … The 2009 pandemic influenza was declared in April 2009 and …