Analyzing health equity using household survey data : a guide to techniques and their implementation / O'Donnell, Owen World Bank. Health surveys Health services accessibility Equality World health Household surveys. Quality Indicators, Health Care. Data Interpretation, Statistical. Health Services Accessibility. Health Surveys. World Health. 614 WOR 2008 C151 Or. Washington, D.C. : World Bank, c2008. c2008. Text xi, 220 p. : http://www.loc.gov/catdir/toc/ecip0712/2007007972.html