Source: fn06_cmi_billed_drg.txt
Source File URL: http://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/AcuteInpatientPPS/Downloads/pn06cmis.zip
Source Page: http://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/AcuteInpatientPPS/Acute-Inpatient-Files-for-Download-Items/CMS022630.html
NBER URL: http://www.nber.org/data/cms-impact-file-hospital-inpatient-prospective-payment-system-ipps.html
casemix2006 set up by Jean Roth , jroth@nber.org , 19 Dec 2016