FujiuraGTRutkowski-KmittaVOwenR (2010) Make measureable what is not so: national monitoring of the status of persons with intellectual disability. Journal of Intellectual and Developmental Disability35(4): 244–258.
2.
MaulikPKMascarenhasMNMathersCDDuaTSaxenaS (2011) Prevalence of intellectual disability: a meta-analysis of population-based studies. Research in Developmental Disabilities32: 419–436.
3.
United Nations (2000) United Nations Millennium Declaration. New York, NY: United Nations.
