1. U.S. Census Bureau: State and County QuickFacts. (2008). Population estimates, census of population and housing, small area income and poverty estimates, state and county housing unit estimates, county business patterns, nonemployer statistics, economic census, survey of business owners, building permits, consolidated federal funds report, Revised 2008. http://quickfacts.census.gov/qfd/states/12/12086.html .
2. Florida Charts Birth Query System. Florida Department of Health, Office of Vital Statistics, Florida Birth Certificate. http://www.floridacharts.com/charts/BirthQuery.aspx .
3. County Health Status Summary, Dade County, Florida. Florida Department of Health, Office of Vital Statistics. http://www.floridacharts.com/charts/QASpecial.aspx .
4. McCormick, M. C., et al. (1992). The health and developmental status of very low-birth-weight children at school age. JAMA, 267(16), 2204–2208.
5. United Nations Children’s Fund (UNICEF) Strategic Information Unit, Division of Policy and Planning, and World Health Organization (WHO) Department of Reproductive Health and Research. Low birth weight: Country, regional and global estimates 2004. http://www.who.int/reproductive-health/publications/low_birthweight/low_ birthweightestimates.pdf .