Search Results for Spine -- Surgery. - Narrowed by: 0463 SirsiDynix Enterprise http://katalog.baskent.edu.tr/client/en_US/default/default/qu$003dSpine$002b--$002bSurgery.$0026qf$003dSUBJECT$002509Subject$0025090463$0025090463$0026ps$003d300?dt=list 2026-05-15T23:00:44Z Improving Large Data Research: An Analysis of Comorbidity Indices and Approaches to Missing Values ent://SD_ILS/0/SD_ILS:688798 2026-05-15T23:00:44Z 2026-05-15T23:00:44Z by&#160;Ondeck, Nathaniel Thomas, author.<br/><a href="http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:dissertation&res_dat=xri:pqm&rft_dat=xri:pqdiss:10749182">http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:dissertation&res_dat=xri:pqm&rft_dat=xri:pqdiss:10749182</a><br/>Format:&#160;Books<br/>