@article {Case-Mix1992,
title = {Case-Mix Variations in Ambulatory Surgery: Results of a Cross-National Study of Selected Countries within the European Region},
year = {1992},
url = {https://www.esri.ie/publications/case-mix-variations-in-ambulatory-surgery-results-of-a-cross-national-study-of},
author = {Wiley, Miriam and Devereux, Paul},
journal = {Technical Series 7},
}