title: [Two trisomies 13 in a sibship with normal parents' karyotypes (author's transl)].
mesh_terms: D002871:Chromosome Banding; D002901:Chromosomes, Human, 13-15; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D008297:Male; D010375:Pedigree; D011247:Pregnancy; D014314:Trisomy; D014429:Twins, Dizygotic
vernacular_title: Trisomie 13 familiale sans anomalie caryotypique des parents.