title: [Ring G-chromosome. Report of two cases and review of literature].
mesh_terms: D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008607:Intellectual Disability; D007621:Karyotyping; D008297:Male; D010641:Phenotype
vernacular_title: Ring G-Chromosom. Zwei kasuistische Beiträge und Literaturübersicht.