Secondary attack rate of pandemic influenza A(H1N1)2009 in Western Australian households, 29 May–7 August 2009 Carcione, D and Giele, C M and Goggin, L S and Kwan, K SH and Smith, D W and Dowse, G K and Mak, D B and Effler, P, Eurosurveillance, 16, 19765 (2011), https://doi.org/10.2807/ese.16.03.19765-en