RT Journal Article SR Electronic(1) A1 Editorial team, Collective A1 Meijer, A A1 Brown, C S A1 Paget, W J YR 2005 T1 E-alert 13 April: Worldwide laboratory distribution of influenza A/H2N2 virus similar to 1957-58 pandemic strain, labs asked to destroy all samples immediately JF Weekly releases (1997–2007) VO 10 IS 15 SP 2681 OP DO https://doi.org/10.2807/esw.10.15.02681-en UL https://www.eurosurveillance.org/content/10.2807/esw.10.15.02681-en