title: Chromosomal analysis in some cases of mental and physical defects in children.
mesh_terms: D001842:Bone and Bones / Q000002:abnormalities*; D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D004314:Down Syndrome; D005260:Female; D006330:Heart Defects, Congenital / Q000235:genetics*; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D007621:Karyotyping; D008297:Male