1. American Academy of Pediatrics, Committee on Standards of Child Health: Standards of Child Health Care, 2nd edition. Evanston, IL: American Academy of Pediatrics, 1972.
2. Committee report: American pediatrics: Milestones at the millennium;American Academy of Pediatrics Historical Archives Advisory Committee;Pediatrics,2001
3. Association of University Centers on Disabilities: AUCD history. June 7, 2004. Available at: http://www.aucd.org/about/history.htm. Accessed January 29, 2007.
4. Mental retardation: A symptom and a syndrome;Biasini,1999
5. Early childhood education: Young adult outcomes from the abecedarian project;Campbell;Appl Dev Sci,2002