?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Koopman&rft.au=Koopman%2C+Bas&rft.aufirst=Bas&rft.degree=Master&rft.title=Geographical+inequalities+in+life+expectancy+across+US+States+between+1999+and+2020+Assessing+contributions+of+age+groups+and+causes+of+death&rft.tpages=58&rft.date=2022