title: [Trisomy 18. Considerations on 4 cases].
mesh_terms: D000015:Abnormalities, Multiple / Q000000981:diagnostic imaging; D002902:Chromosomes, Human, 16-18; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011859:Radiography; D012737:Sex Factors; D012886:Skull / Q000002:abnormalities; D013577:Syndrome; D014314:Trisomy
vernacular_title: Trisomia 18 Considerazioni su quattro casi