RT Journal Article SR Electronic(1) A1 Betsch, C YR 2011 T1 Innovations in communication: the Internet and the psychology of vaccination decisions JF Eurosurveillance VO 16 IS 17 SP 19849 OP DO https://doi.org/10.2807/ese.16.17.19849-en UL https://www.eurosurveillance.org/content/10.2807/ese.16.17.19849-en