Books by Health Systems International:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Health Systems International: Diagnosis Related Groups : definitions manual. (Health Care Financing Administration, 1987), also by Richard F. Averill and United States. Health Care Financing Administration (page images at HathiTrust)
Find more by Health Systems International at your library, or elsewhere.