Measuring health inequalities: Gini coefficient and concentration index.
D001838:Bolivia / Q000453:epidemiology; D003105:Colombia / Q000453:epidemiology; D004484:Ecuador / Q000453:epidemiology; D006304:Health Status; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D010568:Peru / Q000453:epidemiology; D014687:Venezuela / Q000453:epidemiology