RT Journal Article SR Electronic(1) A1 Handford, S YR 2002 T1 Rapid reporting EU surveillance system for Neisseria meningitidis W135: 2a: P1.2, 5 – update JF Weekly releases (1997–2007) VO 6 IS 25 SP 1950 OP DO https://doi.org/10.2807/esw.06.25.01950-en UL https://www.eurosurveillance.org/content/10.2807/esw.06.25.01950-en