RT Journal Article SR Electronic(1) A1 Ellam, H A1 Verlander, N Q A1 Lamden, K A1 Cheesbrough, J S A1 Durband, C A A1 James, S YR 2008 T1 Surveillance of giardiasis in Northwest England 1996-2006: impact of an enzyme immunoassay test JF Eurosurveillance VO 13 IS 37 SP 18977 OP DO https://doi.org/10.2807/ese.13.37.18977-en UL https://www.eurosurveillance.org/content/10.2807/ese.13.37.18977-en