We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleWhat a difference a year makes? Too little too late.AuthorsLawlor DA; Shaw MPublicationInternational journal of epidemiology, 2002, Vol 31, Issue 3, p558ISSN0300-5771Publication typearticleDOI10.1093/ije/31.3.558