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Influenza A(H1N1)v virus infections in Belgium, May-June 2009.
Euro Surveill. 2009;14(28):
Authors:
In response to the ongoing influenza A(H1N1)v pandemic, first detected in North America in April 2009, Belgium has set up an active surveillance system for influenza-like illness among travellers returning from affected areas. This communication describes the clinical and epidemiological features of the first 43 laboratory-confirmed cases in Belgium.
PMID: 19607783 [PubMed - indexed for MEDLINE]