Militi, D Genetic basis of non syndromic hypodontia: a DNA investigation performed on three couples of monozygotic twins about PAX9 mutation. [electronic resource] - European journal of paediatric dentistry Mar 2011 - 21-4 p. digital Publication Type: Journal Article; Twin Study ISSN: 1591-996X Subjects--Topical Terms: Anodontia--geneticsDiseases in Twins--geneticsFemaleHumansIncisor--abnormalitiesJaw, Edentulous, Partially--geneticsMandibleMaxillaMolar, Third--abnormalitiesPAX9 Transcription Factor--geneticsTwins, Monozygotic