RT Journal Article SR Electronic(1) A1 Eurosurveillance editorial team YR 2004 T1 Update: 13 February. Key documents on the avian influenza outbreak released by the World Health Organisation on 12 February. JF Weekly releases (1997–2007) VO 8 IS 7 SP 2387 OP DO https://doi.org/10.2807/esw.08.07.02387-en UL https://www.eurosurveillance.org/content/10.2807/esw.08.07.02387-en