RT Journal Article SR Electronic(1) A1 Kroneman, M A1 van Essen, G A YR 2007 T1 Stagnating influenza vaccine coverage rates among high-risk groups in Poland and Sweden in 2003/4 and 2004/5 JF Eurosurveillance VO 12 IS 4 SP 1SP 696 OP 2 DO https://doi.org/10.2807/esm.12.04.00696-en UL https://www.eurosurveillance.org/content/10.2807/esm.12.04.00696-en