title: [Inv(9)(qh): a risk factor in Down's syndrome].
mesh_terms: D002869:Chromosome Aberrations; D002906:Chromosomes, Human, 6-12 and X; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D008297:Male; D012306:Risk
vernacular_title: Inv(9)(qh): fattore di rischio per la sindrome di Down.