1. Centers for Disease Control and PreventionNational, state, and urban area vaccination coverage among children aged 19-35 months, United States 2005;MMWR Morb Mortal Wkly Rep,2006
2. Centers for Disease Control and Prevention. National, state, and urban area vaccination coverage among children aged 19-35 months, United States, 2006;MMWR Morb Mortal Wkly Rep,2007
3. US Census Bureau;American Factfinder: 2005 American Community Survey, Selected population profile,2008
4. Parents’ report of children’s medical care assess: are there Mexican-American versus non-Hispanic white disparities;Borders;Med Care,2004
5. Racial and ethnic differences in access to medical care in managed care plans;Hargraves;Health Serv Res,2001