?url_ver=Z39.88-2004&rft_id=10.2307%2F2061512&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Vaupel%2C+J.&rft.aulast=Vaupel&rft.aufirst=J.&rft.issue=1&rft.volume=24&rft.date=February+1987&rft.issn=0070-3370&rft.atitle=Repeated+Resuscitation%3A+How+Lifesaving+Alters+Life+Tables&rft.title=Demography&rft.pages=123-135&rft.genre=article