?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Weits%2C+R.A.&rft.aufirst=R.A.&rft.aulast=Weits&rft.degree=Master&rft.title=Changes+in+mortality+trends%3A+convergence+between+regions+and+changes+in+the+contribution+of+causes+of+death+to+life+expectancy+in+Europe&rft.date=2014