title: Site and frequency of chromocentres in the interphase nucleus in Down's syndrome and controls.
mesh_terms: D000293:Adolescent; D002467:Cell Nucleus; D002648:Child; D002675:Child, Preschool; D004314:Down Syndrome / Q000378:metabolism*; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000378:metabolism; D007621:Karyotyping; D008297:Male; D012728:Sex Chromatin