Figure 2. Literature flow (Text Description) Health Care Efficiency Measures: Identification, Categorization, and Evaluation This flow chart illustrates the methodology used by the investigative team to winnow the set of 4,324 potentially useful books and articles to the 158 articles considered for Priority Detailed Review.Return to document Current as of April 2008 Internet Citation: Figure 2. Literature flow (Text Description): Health Care Efficiency Measures: Identification, Categorization, and Evaluation. April 2008. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/final-reports/efficiency/hcemch3fig2txt.html