Genetic counseling in mental retardation.
D002675:Child, Preschool; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D003376:Counseling; D005799:Genes, Dominant; D005808:Genes, Recessive; D005826:Genetics, Medical; D006801:Humans; D008607:Intellectual Disability / Q000517:prevention & control; D010375:Pedigree; D011336:Probability