We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCohort profile: the Hertfordshire cohort study.AuthorsSyddall HE; Aihie Sayer A; Dennison EM; Martin HJ; Barker DJ; Cooper CPublicationInternational journal of epidemiology, 2005, Vol 34, Issue 6, p1234ISSN0300-5771Publication typearticleDOI10.1093/ije/dyi127