著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
United States. Health Care Financing Administration. Office of Research and Demonstrations,"DRG refinement : outliers, severity of illness, and intensity of care : report to Cngress",,"Dept. of Health and Human Services, Health Care Financing Administration, Office of Research and Demonstrations",1987,HCFA pub.,,,,https://cir.nii.ac.jp/crid/1130000798195527424