RT Journal Article SR Electronic(1) A1 Towers, S A1 Feng, Z YR 2009 T1 Pandemic H1N1 influenza: predicting the course of a pandemic and assessing the efficacy of the planned vaccination programme in the United States JF Eurosurveillance VO 14 IS 41 SP 19358 OP DO https://doi.org/10.2807/ese.14.41.19358-en UL https://www.eurosurveillance.org/content/10.2807/ese.14.41.19358-en