Weekly Epidemiological Record (WER)

12 March 2010, vol. 85, 11 (pp 93–108)

Contents
93 Progress towards eradicating poliomyelitis in Afghanistan and Pakistan, 2009
100 Antigenic and genetic characteristics of influenza A(H5N1) and influenza A(H9N2) viruses and candidate vaccine viruses developed for potential use in human vaccines – February 2010

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