ECDC risk assessment: 2009 influenza A(H1N1) pandemic (Update 6 November 2009)
This update of ECDC pandemic risk assessment for Europe is based on data and analyses available in early November 2009. It draws on the experience in European countries, North America and the Southern Hemisphere’s temperate countries, which have already passed through a winter with the new virus.
Threat Assessment Brief: Eurasian avian-like A(H1N1) swine influenza viruses
A recently published study conducted between 2011 and 2018 in China, and based on surveillance data in pigs, identified an emerging genotype 4 (G4) reassortant Eurasian avian-like (EA) A(H1N1) swine influenza virus that contains internal genes from the human A(H1N1)pdm09 and North American triple-reassortant (TR) lineage-derived internal genes.