Measuring real case mix change under Medicare's prospective payment system.
Altman
S H
SH
Brandeis University, Waltham, MA 02254.
D003953:Diagnosis-Related Groups / Q000706:statistics & numerical data*; D006278:Medicare / Q000706:statistics & numerical data*; D011444:Prospective Payment Assessment Commission; D011445:Prospective Payment System; D013223:Statistics as Topic; D014481:United States