?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=De+Stavola%2C+BL&rft.aufirst=BL&rft.aulast=De+Stavola&rft.date=1+January+2006&rft.issue=1&rft.issn=0002-9262&rft.pages=84+-+96&rft.atitle=Statistical+issues+in+life+course+epidemiology&rft.title=AM+J+EPIDEMIOL&rft.volume=163&rft.genre=article