RT Journal Article SR Electronic(1) A1 Amirthalingam, G A1 White, J A1 Ramsay, M YR 2012 T1 Measuring childhood vaccine coverage in England: the role of Child Health Information Systems JF Eurosurveillance VO 17 IS 16 SP 20149 OP DO https://doi.org/10.2807/ese.17.16.20149-en UL https://www.eurosurveillance.org/content/10.2807/ese.17.16.20149-en