Research to improve health care for low-income children.
D002648:Child; D002662:Child Health Services / Q000191:economics* / Q000592:standards*; D018166:Health Care Reform; D006302:Health Services Research; D006801:Humans; D019458:Insurance Coverage; D011203:Poverty; D011785:Quality Assurance, Health Care; D014481:United States; D016270:United States Agency for Healthcare Research and Quality