作者: S. Westland , I. Pretty , P. Brunton , R. Ellwood , W. Luo
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摘要: The colour of teeth is considerable importance to the general population and social psychological impact tooth discolouration becoming increasingly less tolerated. A plethora tooth-whitening systems (both for professional use in home) are now available methods assess efficacy such required. In this paper an imaging system described that can take reproducible images patients’ colorimetric analysis these images. results a clinical trial indicate has been developed effective evaluation whiteness.