Mental Retardation Reference:
Jelliffe-Pawlowski LL, Shaw GM, Nelson V, Harris JA. Risks for severe mental retardation occurring in isolation and with other developmental disabilities. Am J Med Genet A. 2005;136(2):152-157.
Ref ID: 278
Jelliffe-Pawlowski LL, Shaw GM, Nelson V, Harris JA. Risk of mental retardation among children born with birth defects. Archives of Pediatrics & Adolescent Medicine 2003; 157(6):545-550.
Ref ID: 247