Chen, Li Reliability and accuracy of Crystaleye spectrophotometric system. [electronic resource] - The Chinese journal of dental research 2010 - 139-45 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 1462-6446 Subjects--Topical Terms: Color--standardsCrownsGingiva--anatomy & histologyHumansImage Processing, Computer-AssistedModels, DentalSpectrophotometry--instrumentationTooth Cervix--anatomy & histologyTooth Crown--anatomy & histology