title: [Ring chromosome in the D group].
mesh_terms: D000015:Abnormalities, Multiple / Q000235:genetics*; D002675:Child, Preschool; D002869:Chromosome Aberrations; D002901:Chromosomes, Human, 13-15; D005260:Female; D006801:Humans; D007621:Karyotyping; D011596:Psychomotor Disorders / Q000235:genetics
vernacular_title: Prstencový chromosom ve skupinĕ D