Amelogenesis ImperfectaAmelogenesisDental Enamel ProteinsMatrix Metalloproteinase 20Dental Enamel HypoplasiaAmelogeninDental EnamelOsteogenesis ImperfectaAmeloblastsTooth DiscolorationTooth CalcificationToothCodon, NonsenseIncisorOpen BiteTooth ResorptionTooth AbnormalitiesSyndromeTooth, DeciduousPedigreeEnamel OrganGenes, RecessiveKallikreinsMicroscopy, Electron, ScanningMutationOdontoblastsExonsPhenotype