著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Mark E. Cohen and Justin B. Dimick and Karl Y. Bilimoria and Clifford Y. Ko and Karen Richards and Bruce Lee Hall,Risk Adjustment in the American College of Surgeons National Surgical Quality Improvement Program: A Comparison of Logistic Versus Hierarchical Modeling,Journal of the American College of Surgeons,1072-7515,Ovid Technologies (Wolters Kluwer Health),2009-12,209,6,687-693,https://cir.nii.ac.jp/crid/1361137044743635712,https://doi.org/10.1016/j.jamcollsurg.2009.08.020