1. American Academy of Pediatrics, Work Group on Breastfeeding. Breastfeeding and the use of human milk. Pediatrics. 1997;100(6):1035–1039
2. Andraca I, Peirano P, Uauy R. Nutrition and care in the preterm and neonatal periods and later development: human milk is best for optimal mental development. In: Grantham-McGregor SM. Nutrition, Health, and Child Development: Research Advances and Policy Recommendations [joint publication of Pan American Health Organization, World Bank, and Tropical Metabolism Research Unit (University of the West Indies)]. Washington, DC: PAHO;1998:43–68
3. Centers for Disease Control and Prevention. National Immunization Survey 2004. Available at: www.cdc.gov/breastfeeding/data/NIS_data/data_2004.htm. Accessed February 19, 2008
4. US Department of Health and Human Services. Healthy People 2010: Understanding and Improving Health. 2nd ed. Washington, DC: US Government Printing Office; 2000
5. World Health Organization/United Nations Children's Fund. Protecting, Promoting and Supporting Breastfeeding: The Special Role of Maternity Services. Geneva, Switzerland: World Health Organization; 1989