Abstract
Memories of the 2009 influenza pandemic are fading fast. Globally, seasonal influenza A H1N1 has been almost wholly displaced by the pandemic strain of H1N1 (H1N1 2009pdm), with no identifications of seasonal H1N1 since early 2011. Several different types and subtypes of influenza (H1N1, H3N2, and B) co-circulate in various proportions in different countries. 1 WHOInfluenza A (H1N1) 2009 virus: current situation and post-pandemic recommendations. Wkly Epidemiol Rec. 2011; 86: 61-72 PubMed Google Scholar As noted for decades, discrete seasonal epidemics occur in temperate climates with more continuous circulation in tropical regions. The present situation therefore represents baseline interpandemic influenza. Global burden of respiratory infections due to seasonal influenza in young children: a systematic review and meta-analysisInfluenza is a common pathogen identified in children with ALRI and results in a substantial burden on health services worldwide. Sufficient data to precisely estimate the role of influenza in childhood mortality from ALRI are not available. Full-Text PDF
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