RT Journal Article SR Electronic(1) A1 Editorial team, Collective YR 2006 T1 Hajj 2007: vaccination requirements and travel advice issued JF Weekly releases (1997–2007) VO 11 IS 48 SP 3087 OP DO https://doi.org/10.2807/esw.11.48.03087-en UL https://www.eurosurveillance.org/content/10.2807/esw.11.48.03087-en