Chromosome aberrations in 50 patients with idiopathic mental retardation and in 50 control subjects. Madison blind study 3.

Abnormalities, Multiple/genetics Adolescent Adult Child Chromosome Aberrations Chromosomes, Human, 13-15 Chromosomes, Human, 16-18 Chromosomes, Human, 4-5 Chromosomes, Human, 6-12 and X Female Humans Intellectual Disability/genetics Karyotyping Male Mosaicism Pedigree Phenotype Sex Chromosomes Trisomy