On 30 May - 1 June 2012, ECDC and the WHO Regional Office for Europe (WHO/Europe) jointly held their second Annual Influenza Working Meeting in Warsaw, Poland. The main work undertaken by delegates in over 20 sessions and 70 talks and discussions was reviewing progress in the last 12 months and agreeing on the work for the coming year.
This report describes the investigation of two cases of febrile respiratory illness caused by swine influenza A (H3N2) viruses identified on the 19th and the 26th August 2011 in two different states in the US (Indiana and Pennsylvania).