?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=N.&rft.au=Drent%2C+N.&rft.aulast=Drent&rft.degree=Master&rft.date=2020&rft.title=Who+is+retiring+early%3A+The+wealthy+or+the+unhealthy%3F&rft.tpages=42