RT Journal Article SR Electronic(1) A1 Jefferies, S A1 Earl, D A1 Berry, N A1 Blackmore, T A1 Rooker, S A1 Raymond, N A1 Pritchard, A A1 Weatherall, M A1 Beasley, R A1 Perrin, K YR 2011 T1 Effectiveness of the 2009 seasonal influenza vaccine against pandemic influenza A(H1N1)2009 in healthcare workers in New Zealand, June-August 2009 JF Eurosurveillance VO 16 IS 2 SP 19761 OP DO https://doi.org/10.2807/ese.16.02.19761-en UL https://www.eurosurveillance.org/content/10.2807/ese.16.02.19761-en